720233216 has 18 divisors (see below), whose sum is σ = 1437653532. Its totient is φ = 360116480.

The previous prime is 720233149. The next prime is 720233221. The reversal of 720233216 is 612332027.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406450 + ... + 1406961.

Almost surely, 2^720233216 is an apocalyptic number.

It is an amenable number.

720233216 is a deficient number, since it is larger than the sum of its proper divisors (717420316).

720233216 is an equidigital number, since it uses as much as digits as its factorization.

720233216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2813427 (or 2813413 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 720233216 is about 26837.1611017261. The cubic root of 720233216 is about 896.3777106509.

The spelling of 720233216 in words is "seven hundred twenty million, two hundred thirty-three thousand, two hundred sixteen".