497025864 has 96 divisors (see below), whose sum is σ = 1421971200. Its totient is φ = 156401280.

The previous prime is 497025839. The next prime is 497025871. The reversal of 497025864 is 468520794.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 575497 + ... + 576359.

It is an arithmetic number, because the mean of its divisors is an integer number (14812200).

Almost surely, 2^497025864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497025864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (710985600).

497025864 is an abundant number, since it is smaller than the sum of its proper divisors (924945336).

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

497025864 is a wasteful number, since it uses less digits than its factorization.

497025864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315 (or 1308 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 497025864 is about 22294.0768815396. The cubic root of 497025864 is about 792.1236797973.

The spelling of 497025864 in words is "four hundred ninety-seven million, twenty-five thousand, eight hundred sixty-four".