720493712 has 40 divisors (see below), whose sum is σ = 1417305120. Its totient is φ = 354781440.

The previous prime is 720493703. The next prime is 720493751. The reversal of 720493712 is 217394027.

720493712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×720493712² = 1038222378063077888, which contains 22 as substring.

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, 290108 + ... + 292580.

It is an arithmetic number, because the mean of its divisors is an integer number (35432628).

Almost surely, 2^720493712 is an apocalyptic number.

It is an amenable number.

720493712 is a deficient number, since it is larger than the sum of its proper divisors (696811408).

720493712 is a wasteful number, since it uses less digits than its factorization.

720493712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2751 (or 2745 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 720493712 is about 26842.0139333844. The cubic root of 720493712 is about 896.4857657721.

The spelling of 720493712 in words is "seven hundred twenty million, four hundred ninety-three thousand, seven hundred twelve".