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4697225 = 521397149
BaseRepresentation
bin10001111010110010001001
322211122101022
4101322302021
52200302400
6244402225
754632351
oct21726211
98748338
104697225
112719105
1216a6375
13c86030
148a3b61
1562bb85
hex47ac89

4697225 has 24 divisors (see below), whose sum is σ = 6379800. Its totient is φ = 3409920.

The previous prime is 4697201. The next prime is 4697239. The reversal of 4697225 is 5227964.

It can be written as a sum of positive squares in 12 ways, for example, as 3211264 + 1485961 = 1792^2 + 1219^2 .

It is not a de Polignac number, because 4697225 - 216 = 4631689 is a prime.

It is a d-powerful number, because it can be written as 42 + 66 + 92 + 7 + 216 + 222 + 58 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31451 + ... + 31599.

It is an arithmetic number, because the mean of its divisors is an integer number (265825).

Almost surely, 24697225 is an apocalyptic number.

It is an amenable number.

4697225 is a deficient number, since it is larger than the sum of its proper divisors (1682575).

4697225 is a wasteful number, since it uses less digits than its factorization.

4697225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 264 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The square root of 4697225 is about 2167.3082383454. The cubic root of 4697225 is about 167.4738950927.

It can be divided in two parts, 4 and 697225, that multiplied together give a square (2788900 = 16702).

The spelling of 4697225 in words is "four million, six hundred ninety-seven thousand, two hundred twenty-five".

Divisors: 1 5 13 25 65 97 149 325 485 745 1261 1937 2425 3725 6305 9685 14453 31525 48425 72265 187889 361325 939445 4697225