525255904 has 12 divisors (see below), whose sum is σ = 1034097624. Its totient is φ = 262627936.

The previous prime is 525255901. The next prime is 525255943. The reversal of 525255904 is 409552525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525255901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8207092 + ... + 8207155.

It is an arithmetic number, because the mean of its divisors is an integer number (86174802).

Almost surely, 2^525255904 is an apocalyptic number.

It is an amenable number.

525255904 is a deficient number, since it is larger than the sum of its proper divisors (508841720).

525255904 is a wasteful number, since it uses less digits than its factorization.

525255904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16414257 (or 16414249 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 525255904 is about 22918.4620775479. The cubic root of 525255904 is about 806.8453756401.

The spelling of 525255904 in words is "five hundred twenty-five million, two hundred fifty-five thousand, nine hundred four".