3230672720 has 40 divisors (see below), whose sum is σ = 8194163040. Its totient is φ = 1174789760.

The previous prime is 3230672693. The next prime is 3230672779. The reversal of 3230672720 is 272760323.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1834730 + ... + 1836489.

It is an arithmetic number, because the mean of its divisors is an integer number (204854076).

Almost surely, 2^3230672720 is an apocalyptic number.

It is an amenable number.

3230672720 is an abundant number, since it is smaller than the sum of its proper divisors (4963490320).

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

3230672720 is a wasteful number, since it uses less digits than its factorization.

3230672720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3671243 (or 3671237 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 3230672720 is about 56839.0070286243. The cubic root of 3230672720 is about 1478.3059384514.

The spelling of 3230672720 in words is "three billion, two hundred thirty million, six hundred seventy-two thousand, seven hundred twenty".