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52236225 = 3352194073
BaseRepresentation
bin1100011101000…
…0111111000001
310122021212122000
43013100333001
5101333024400
65103334213
71203000126
oct307207701
9118255560
1052236225
1127538938
12155b1369
13aa8c212
146d1a74d
1548bc600
hex31d0fc1

52236225 has 48 divisors (see below), whose sum is σ = 101035200. Its totient is φ = 26386560.

The previous prime is 52236203. The next prime is 52236227. The reversal of 52236225 is 52263225.

52236225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52236225 - 26 = 52236161 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (52236227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10789 + ... + 14861.

It is an arithmetic number, because the mean of its divisors is an integer number (2104900).

Almost surely, 252236225 is an apocalyptic number.

It is an amenable number.

52236225 is a deficient number, since it is larger than the sum of its proper divisors (48798975).

52236225 is a wasteful number, since it uses less digits than its factorization.

52236225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111 (or 4100 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 52236225 is about 7227.4632479176. The cubic root of 52236225 is about 373.8154622606.

Subtracting 52236225 from its reverse (52263225), we obtain a cube (27000 = 303).

The spelling of 52236225 in words is "fifty-two million, two hundred thirty-six thousand, two hundred twenty-five".

Divisors: 1 3 5 9 15 19 25 27 45 57 75 95 135 171 225 285 475 513 675 855 1425 2565 4073 4275 12219 12825 20365 36657 61095 77387 101825 109971 183285 232161 305475 386935 549855 696483 916425 1160805 1934675 2089449 2749275 3482415 5804025 10447245 17412075 52236225