3479213456 has 20 divisors (see below), whose sum is σ = 6741907404. Its totient is φ = 1739366400.

The previous prime is 3479213449. The next prime is 3479213459. The reversal of 3479213456 is 6543129743.

It can be written as a sum of positive squares in 2 ways, for example, as 1048723456 + 2430490000 = 32384^2 + 49300^2 .

It is a super-2 number, since 2×3479213456² = 24209852544822927872, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3479213459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185636 + ... + 203516.

Almost surely, 2^3479213456 is an apocalyptic number.

It is an amenable number.

3479213456 is a deficient number, since it is larger than the sum of its proper divisors (3262693948).

3479213456 is a wasteful number, since it uses less digits than its factorization.

3479213456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30050 (or 30044 counting only the distinct ones).

The product of its digits is 544320, while the sum is 44.

The square root of 3479213456 is about 58984.8578535203. The cubic root of 3479213456 is about 1515.2827925376.

The spelling of 3479213456 in words is "three billion, four hundred seventy-nine million, two hundred thirteen thousand, four hundred fifty-six".