713624720 has 40 divisors (see below), whose sum is σ = 1665395640. Its totient is φ = 284380160.

The previous prime is 713624707. The next prime is 713624731. The reversal of 713624720 is 27426317.

It can be written as a sum of positive squares in 4 ways, for example, as 79995136 + 633629584 = 8944^2 + 25172^2 .

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

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, 4940 + ... + 38100.

It is an arithmetic number, because the mean of its divisors is an integer number (41634891).

Almost surely, 2^713624720 is an apocalyptic number.

It is an amenable number.

713624720 is an abundant number, since it is smaller than the sum of its proper divisors (951770920).

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

713624720 is a wasteful number, since it uses less digits than its factorization.

713624720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33443 (or 33437 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 713624720 is about 26713.7552582934. The cubic root of 713624720 is about 893.6277129378.

The spelling of 713624720 in words is "seven hundred thirteen million, six hundred twenty-four thousand, seven hundred twenty".