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52369164 = 22321454699
BaseRepresentation
bin1100011111000…
…1011100001100
310122112121222200
43013301130030
5101401303124
65110241500
71204062531
oct307613414
9118477880
1052369164
1127619801
1215656290
13ab07893
146d52d88
1548e6bc9
hex31f170c

52369164 has 18 divisors (see below), whose sum is σ = 132377700. Its totient is φ = 17456376.

The previous prime is 52369151. The next prime is 52369169. The reversal of 52369164 is 46196325.

It is a happy number.

52369164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1454699 = 52369164 / (5 + 2 + 3 + 6 + 9 + 1 + 6 + 4).

It is not an unprimeable number, because it can be changed into a prime (52369169) 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 5 ways as a sum of consecutive naturals, for example, 727314 + ... + 727385.

Almost surely, 252369164 is an apocalyptic number.

It is an amenable number.

52369164 is an abundant number, since it is smaller than the sum of its proper divisors (80008536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52369164 is a wasteful number, since it uses less digits than its factorization.

52369164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454709 (or 1454704 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 52369164 is about 7236.6541992830. The cubic root of 52369164 is about 374.1323085125.

It can be divided in two parts, 5236 and 9164, that added together give a square (14400 = 1202).

The spelling of 52369164 in words is "fifty-two million, three hundred sixty-nine thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 1454699 2909398 4364097 5818796 8728194 13092291 17456388 26184582 52369164