713612731 has 8 divisors (see below), whose sum is σ = 768736640. Its totient is φ = 658521792.

The previous prime is 713612701. The next prime is 713612771. The reversal of 713612731 is 137216317.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 713612731 - 2²¹ = 711515579 is a prime.

It is a super-2 number, since 2×713612731² = 1018486259690556722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 713612693 and 713612702.

It is not an unprimeable number, because it can be changed into a prime (713612701) 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 7 ways as a sum of consecutive naturals, for example, 54391 + ... + 66223.

It is an arithmetic number, because the mean of its divisors is an integer number (96092080).

Almost surely, 2^713612731 is an apocalyptic number.

713612731 is a deficient number, since it is larger than the sum of its proper divisors (55123909).

713612731 is a wasteful number, since it uses less digits than its factorization.

713612731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16485.

The product of its digits is 5292, while the sum is 31.

The square root of 713612731 is about 26713.5308598470. The cubic root of 713612731 is about 893.6227085509.

The spelling of 713612731 in words is "seven hundred thirteen million, six hundred twelve thousand, seven hundred thirty-one".