716252657 has 8 divisors (see below), whose sum is σ = 737783592. Its totient is φ = 694915200.

The previous prime is 716252629. The next prime is 716252659. The reversal of 716252657 is 756252617.

716252657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 31854736 + 684397921 = 5644^2 + 26161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-716252657 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716252659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40838 + ... + 55679.

It is an arithmetic number, because the mean of its divisors is an integer number (92222949).

Almost surely, 2^716252657 is an apocalyptic number.

It is an amenable number.

716252657 is a deficient number, since it is larger than the sum of its proper divisors (21530935).

716252657 is a wasteful number, since it uses less digits than its factorization.

716252657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96739.

The product of its digits is 176400, while the sum is 41.

The square root of 716252657 is about 26762.8970218099. The cubic root of 716252657 is about 894.7233030406.

The spelling of 716252657 in words is "seven hundred sixteen million, two hundred fifty-two thousand, six hundred fifty-seven".