321074004 has 24 divisors (see below), whose sum is σ = 749837088. Its totient is φ = 106929760.

The previous prime is 321074003. The next prime is 321074009. The reversal of 321074004 is 400470123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321074003) by changing a digit.

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, 2974 + ... + 25514.

It is an arithmetic number, because the mean of its divisors is an integer number (31243212).

Almost surely, 2^321074004 is an apocalyptic number.

It is an amenable number.

321074004 is an abundant number, since it is smaller than the sum of its proper divisors (428763084).

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

321074004 is a wasteful number, since it uses less digits than its factorization.

321074004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23735 (or 23733 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 321074004 is about 17918.5379983971. The cubic root of 321074004 is about 684.7547412597.

The spelling of 321074004 in words is "three hundred twenty-one million, seventy-four thousand, four".