31346004 has 12 divisors (see below), whose sum is σ = 73140704. Its totient is φ = 10448664.

The previous prime is 31345999. The next prime is 31346027. The reversal of 31346004 is 40064313.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 1306072 + ... + 1306095.

Almost surely, 2^31346004 is an apocalyptic number.

It is an amenable number.

31346004 is an abundant number, since it is smaller than the sum of its proper divisors (41794700).

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

31346004 is a wasteful number, since it uses less digits than its factorization.

31346004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612174 (or 2612172 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 31346004 is about 5598.7502176825. The cubic root of 31346004 is about 315.3024859560.

The spelling of 31346004 in words is "thirty-one million, three hundred forty-six thousand, four".