716439756 has 12 divisors (see below), whose sum is σ = 1671692792. Its totient is φ = 238813248.

The previous prime is 716439733. The next prime is 716439761. The reversal of 716439756 is 657934617.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29851645 + ... + 29851668.

Almost surely, 2^716439756 is an apocalyptic number.

It is an amenable number.

716439756 is an abundant number, since it is smaller than the sum of its proper divisors (955253036).

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

716439756 is a wasteful number, since it uses less digits than its factorization.

716439756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59703320 (or 59703318 counting only the distinct ones).

The product of its digits is 952560, while the sum is 48.

The square root of 716439756 is about 26766.3922858498. The cubic root of 716439756 is about 894.8012025823.

The spelling of 716439756 in words is "seven hundred sixteen million, four hundred thirty-nine thousand, seven hundred fifty-six".