497920984 has 32 divisors (see below), whose sum is σ = 1030760640. Its totient is φ = 223597600.

The previous prime is 497920957. The next prime is 497920991. The reversal of 497920984 is 489029794.

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 7 ways as a sum of consecutive naturals, for example, 26782 + ... + 41389.

It is an arithmetic number, because the mean of its divisors is an integer number (32211270).

Almost surely, 2^497920984 is an apocalyptic number.

497920984 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

497920984 is an abundant number, since it is smaller than the sum of its proper divisors (532839656).

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

497920984 is a wasteful number, since it uses less digits than its factorization.

497920984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68271 (or 68267 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 497920984 is about 22314.1431383775. The cubic root of 497920984 is about 792.5989203380.

The spelling of 497920984 in words is "four hundred ninety-seven million, nine hundred twenty thousand, nine hundred eighty-four".