497436856 has 32 divisors (see below), whose sum is σ = 1066710240. Its totient is φ = 213032448.

The previous prime is 497436829. The next prime is 497436871. The reversal of 497436856 is 658634794.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109380 + ... + 113836.

It is an arithmetic number, because the mean of its divisors is an integer number (33334695).

Almost surely, 2^497436856 is an apocalyptic number.

It is an amenable number.

497436856 is an abundant number, since it is smaller than the sum of its proper divisors (569273384).

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

497436856 is a wasteful number, since it uses less digits than its factorization.

497436856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6463 (or 6459 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The square root of 497436856 is about 22303.2924923653. The cubic root of 497436856 is about 792.3419560318.

The spelling of 497436856 in words is "four hundred ninety-seven million, four hundred thirty-six thousand, eight hundred fifty-six".