331120004 has 6 divisors (see below), whose sum is σ = 579460014. Its totient is φ = 165560000.

The previous prime is 331119913. The next prime is 331120007. The reversal of 331120004 is 400021133.

It can be written as a sum of positive squares in only one way, i.e., 269025604 + 62094400 = 16402^2 + 7880^2 .

It is not an unprimeable number, because it can be changed into a prime (331120007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41389997 + ... + 41390004.

It is an arithmetic number, because the mean of its divisors is an integer number (96576669).

Almost surely, 2^331120004 is an apocalyptic number.

It is an amenable number.

331120004 is a deficient number, since it is larger than the sum of its proper divisors (248340010).

331120004 is a wasteful number, since it uses less digits than its factorization.

331120004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82780005 (or 82780003 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 331120004 is about 18196.7031079809. The cubic root of 331120004 is about 691.8232282612.

Adding to 331120004 its reverse (400021133), we get a palindrome (731141137).

The spelling of 331120004 in words is "three hundred thirty-one million, one hundred twenty thousand, four".