425508902 has 32 divisors (see below), whose sum is σ = 786687552. Its totient is φ = 168090624.

The previous prime is 425508887. The next prime is 425508953. The reversal of 425508902 is 209805524.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176618 + ... + 179010.

It is an arithmetic number, because the mean of its divisors is an integer number (24583986).

Almost surely, 2^425508902 is an apocalyptic number.

425508902 is a deficient number, since it is larger than the sum of its proper divisors (361178650).

425508902 is a wasteful number, since it uses less digits than its factorization.

425508902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3392.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 425508902 is about 20627.8671219300. The cubic root of 425508902 is about 752.1472698500.

The spelling of 425508902 in words is "four hundred twenty-five million, five hundred eight thousand, nine hundred two".