3470721604 has 24 divisors (see below), whose sum is σ = 6945568448. Its totient is φ = 1486568160.

The previous prime is 3470721601. The next prime is 3470721623. The reversal of 3470721604 is 4061270743.

It is a self number, because there is not a number n which added to its sum of digits gives 3470721604.

It is not an unprimeable number, because it can be changed into a prime (3470721601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12274 + ... + 84214.

Almost surely, 2^3470721604 is an apocalyptic number.

It is an amenable number.

3470721604 is an abundant number, since it is smaller than the sum of its proper divisors (3474846844).

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

3470721604 is a wasteful number, since it uses less digits than its factorization.

3470721604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73675 (or 73673 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 3470721604 is about 58912.8305549818. The cubic root of 3470721604 is about 1514.0489849183.

The spelling of 3470721604 in words is "three billion, four hundred seventy million, seven hundred twenty-one thousand, six hundred four".