902085525 has 48 divisors (see below), whose sum is σ = 1807830720. Its totient is φ = 437371200.

The previous prime is 902085511. The next prime is 902085533. The reversal of 902085525 is 525580209.

It is not a de Polignac number, because 902085525 - 2⁹ = 902085013 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 902085525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53322 + ... + 68171.

It is an arithmetic number, because the mean of its divisors is an integer number (37663140).

Almost surely, 2^902085525 is an apocalyptic number.

It is an amenable number.

902085525 is an abundant number, since it is smaller than the sum of its proper divisors (905745195).

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

902085525 is a wasteful number, since it uses less digits than its factorization.

902085525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121523 (or 121512 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 902085525 is about 30034.7386371182. The cubic root of 902085525 is about 966.2345694007.

The spelling of 902085525 in words is "nine hundred two million, eighty-five thousand, five hundred twenty-five".