716353257 has 16 divisors (see below), whose sum is σ = 1016712000. Its totient is φ = 447346944.

The previous prime is 716353243. The next prime is 716353283. The reversal of 716353257 is 752353617.

It is not a de Polignac number, because 716353257 - 2⁴ = 716353241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (716353237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65532 + ... + 75677.

It is an arithmetic number, because the mean of its divisors is an integer number (63544500).

Almost surely, 2^716353257 is an apocalyptic number.

It is an amenable number.

716353257 is a deficient number, since it is larger than the sum of its proper divisors (300358743).

716353257 is a wasteful number, since it uses less digits than its factorization.

716353257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141320.

The product of its digits is 132300, while the sum is 39.

The square root of 716353257 is about 26764.7764235011. The cubic root of 716353257 is about 894.7651900059.

The spelling of 716353257 in words is "seven hundred sixteen million, three hundred fifty-three thousand, two hundred fifty-seven".