713644 has 12 divisors (see below), whose sum is σ = 1303344. Its totient is φ = 341264.

The previous prime is 713627. The next prime is 713653. The reversal of 713644 is 446317.

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, 3787 + ... + 3970.

It is an arithmetic number, because the mean of its divisors is an integer number (108612).

2⁷¹³⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

713644 is a deficient number, since it is larger than the sum of its proper divisors (589700).

713644 is a wasteful number, since it uses less digits than its factorization.

713644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7784 (or 7782 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 713644 is about 844.7745261311. The cubic root of 713644 is about 89.3635760579.

The spelling of 713644 in words is "seven hundred thirteen thousand, six hundred forty-four".