3215445404 has 12 divisors (see below), whose sum is σ = 5746753824. Its totient is φ = 1573515744.

The previous prime is 3215445371. The next prime is 3215445413. The reversal of 3215445404 is 4045445123.

It is a super-2 number, since 2×3215445404² = 20678178292209446432, which contains 22 as substring.

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, 8551529 + ... + 8551904.

It is an arithmetic number, because the mean of its divisors is an integer number (478896152).

Almost surely, 2^3215445404 is an apocalyptic number.

It is an amenable number.

3215445404 is a deficient number, since it is larger than the sum of its proper divisors (2531308420).

3215445404 is a wasteful number, since it uses less digits than its factorization.

3215445404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17103484 (or 17103482 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 3215445404 is about 56704.8975309893. The cubic root of 3215445404 is about 1475.9796849215.

The spelling of 3215445404 in words is "three billion, two hundred fifteen million, four hundred forty-five thousand, four hundred four".