497122320 has 40 divisors (see below), whose sum is σ = 1541079936. Its totient is φ = 132565888.

The previous prime is 497122319. The next prime is 497122349. The reversal of 497122320 is 23221794.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1035432 + ... + 1035911.

Almost surely, 2^497122320 is an apocalyptic number.

497122320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

497122320 is an abundant number, since it is smaller than the sum of its proper divisors (1043957616).

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

497122320 is a wasteful number, since it uses less digits than its factorization.

497122320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071359 (or 2071353 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 497122320 is about 22296.2400417649. The cubic root of 497122320 is about 792.1749180025.

The spelling of 497122320 in words is "four hundred ninety-seven million, one hundred twenty-two thousand, three hundred twenty".