321994124 has 12 divisors (see below), whose sum is σ = 564257400. Its totient is φ = 160777728.

The previous prime is 321994109. The next prime is 321994147. The reversal of 321994124 is 421499123.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51509 + ... + 57420.

It is an arithmetic number, because the mean of its divisors is an integer number (47021450).

Almost surely, 2^321994124 is an apocalyptic number.

It is an amenable number.

321994124 is a deficient number, since it is larger than the sum of its proper divisors (242263276).

321994124 is a wasteful number, since it uses less digits than its factorization.

321994124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109672 (or 109670 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 321994124 is about 17944.1947158406. The cubic root of 321994124 is about 685.4082309206.

The spelling of 321994124 in words is "three hundred twenty-one million, nine hundred ninety-four thousand, one hundred twenty-four".