720223748 has 12 divisors (see below), whose sum is σ = 1315191360. Its totient is φ = 344454792.

The previous prime is 720223733. The next prime is 720223781. The reversal of 720223748 is 847322027.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3914168 + ... + 3914351.

It is an arithmetic number, because the mean of its divisors is an integer number (109599280).

Almost surely, 2^720223748 is an apocalyptic number.

It is an amenable number.

720223748 is a deficient number, since it is larger than the sum of its proper divisors (594967612).

720223748 is a wasteful number, since it uses less digits than its factorization.

720223748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7828546 (or 7828544 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 720223748 is about 26836.9847039491. The cubic root of 720223748 is about 896.3737827836.

The spelling of 720223748 in words is "seven hundred twenty million, two hundred twenty-three thousand, seven hundred forty-eight".