716648 has 16 divisors (see below), whose sum is σ = 1390500. Its totient is φ = 345856.

The previous prime is 716633. The next prime is 716659. The reversal of 716648 is 846617.

It can be written as a sum of positive squares in 2 ways, for example, as 669124 + 47524 = 818^2 + 218^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313 + ... + 1776.

2⁷¹⁶⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

716648 is a deficient number, since it is larger than the sum of its proper divisors (673852).

716648 is a wasteful number, since it uses less digits than its factorization.

716648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124 (or 3120 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The square root of 716648 is about 846.5506482190. The cubic root of 716648 is about 89.4887889997.

The spelling of 716648 in words is "seven hundred sixteen thousand, six hundred forty-eight".