321472876 has 12 divisors (see below), whose sum is σ = 562967272. Its totient is φ = 160625088.

The previous prime is 321472849. The next prime is 321472891. The reversal of 321472876 is 678274123.

It is a super-2 number, since 2×321472876² = 206689620007422752, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 21165 + ... + 33028.

Almost surely, 2^321472876 is an apocalyptic number.

It is an amenable number.

321472876 is a deficient number, since it is larger than the sum of its proper divisors (241494396).

321472876 is a wasteful number, since it uses less digits than its factorization.

321472876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55680 (or 55678 counting only the distinct ones).

The product of its digits is 112896, while the sum is 40.

The square root of 321472876 is about 17929.6646929049. The cubic root of 321472876 is about 685.0381821116.

The spelling of 321472876 in words is "three hundred twenty-one million, four hundred seventy-two thousand, eight hundred seventy-six".