713737731 has 16 divisors (see below), whose sum is σ = 1089831168. Its totient is φ = 407013600.

The previous prime is 713737729. The next prime is 713737747. The reversal of 713737731 is 137737317.

It is not a de Polignac number, because 713737731 - 2¹ = 713737729 is a prime.

It is a super-2 number, since 2×713737731² = 1018843097306056722, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 713737731.

It is not an unprimeable number, because it can be changed into a prime (713737711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24300 + ... + 44921.

It is an arithmetic number, because the mean of its divisors is an integer number (68114448).

Almost surely, 2^713737731 is an apocalyptic number.

713737731 is a deficient number, since it is larger than the sum of its proper divisors (376093437).

713737731 is a wasteful number, since it uses less digits than its factorization.

713737731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69722.

The product of its digits is 64827, while the sum is 39.

The square root of 713737731 is about 26715.8703957030. The cubic root of 713737731 is about 893.6748826561.

The spelling of 713737731 in words is "seven hundred thirteen million, seven hundred thirty-seven thousand, seven hundred thirty-one".