720426416 has 20 divisors (see below), whose sum is σ = 1429872024. Its totient is φ = 351427200.

The previous prime is 720426397. The next prime is 720426433. The reversal of 720426416 is 614624027.

720426416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 548450 + ... + 549761.

Almost surely, 2^720426416 is an apocalyptic number.

It is an amenable number.

720426416 is a deficient number, since it is larger than the sum of its proper divisors (709445608).

720426416 is a wasteful number, since it uses less digits than its factorization.

720426416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098260 (or 1098254 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 720426416 is about 26840.7603469052. The cubic root of 720426416 is about 896.4578535301.

The spelling of 720426416 in words is "seven hundred twenty million, four hundred twenty-six thousand, four hundred sixteen".