713647 has 4 divisors (see below), whose sum is σ = 778536. Its totient is φ = 648760.

The previous prime is 713627. The next prime is 713653. The reversal of 713647 is 746317.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 713647 - 2¹⁵ = 680879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (713627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32428 + ... + 32449.

It is an arithmetic number, because the mean of its divisors is an integer number (194634).

2⁷¹³⁶⁴⁷ is an apocalyptic number.

713647 is a deficient number, since it is larger than the sum of its proper divisors (64889).

713647 is a wasteful number, since it uses less digits than its factorization.

713647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64888.

The product of its digits is 3528, while the sum is 28.

The square root of 713647 is about 844.7763017509. The cubic root of 713647 is about 89.3637012792.

The spelling of 713647 in words is "seven hundred thirteen thousand, six hundred forty-seven".