716887538 has 16 divisors (see below), whose sum is σ = 1092648480. Its totient is φ = 352683936.

The previous prime is 716887489. The next prime is 716887541. The reversal of 716887538 is 835788617.

It is a self number, because there is not a number n which added to its sum of digits gives 716887538.

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, 135833 + ... + 141011.

It is an arithmetic number, because the mean of its divisors is an integer number (68290530).

Almost surely, 2^716887538 is an apocalyptic number.

716887538 is a deficient number, since it is larger than the sum of its proper divisors (375760942).

716887538 is a wasteful number, since it uses less digits than its factorization.

716887538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6281.

The product of its digits is 2257920, while the sum is 53.

The square root of 716887538 is about 26774.7556104626. The cubic root of 716887538 is about 894.9875836526.

The spelling of 716887538 in words is "seven hundred sixteen million, eight hundred eighty-seven thousand, five hundred thirty-eight".