3230939664 has 280 divisors, whose sum is σ = 10083580800. Its totient is φ = 999371520.

The previous prime is 3230939617. The next prime is 3230939681. The reversal of 3230939664 is 4669390323.

It is a super-2 number, since 2×3230939664² = 20877942224816865792, 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 55 ways as a sum of consecutive naturals, for example, 13518457 + ... + 13518695.

Almost surely, 2^3230939664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3230939664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5041790400).

3230939664 is an abundant number, since it is smaller than the sum of its proper divisors (6852641136).

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

3230939664 is a wasteful number, since it uses less digits than its factorization.

3230939664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 629856, while the sum is 45.

The square root of 3230939664 is about 56841.3552266305. The cubic root of 3230939664 is about 1478.3466538138.

The spelling of 3230939664 in words is "three billion, two hundred thirty million, nine hundred thirty-nine thousand, six hundred sixty-four".