313836661 has 8 divisors (see below), whose sum is σ = 338037920. Its totient is φ = 290403792.

The previous prime is 313836659. The next prime is 313836667. The reversal of 313836661 is 166638313.

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 313836661 - 2¹ = 313836659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313836661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313836667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191250 + ... + 192883.

It is an arithmetic number, because the mean of its divisors is an integer number (42254740).

Almost surely, 2^313836661 is an apocalyptic number.

It is an amenable number.

313836661 is a deficient number, since it is larger than the sum of its proper divisors (24201259).

313836661 is a wasteful number, since it uses less digits than its factorization.

313836661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384195.

The product of its digits is 46656, while the sum is 37.

The square root of 313836661 is about 17715.4356706235. The cubic root of 313836661 is about 679.5705629110.

The spelling of 313836661 in words is "three hundred thirteen million, eight hundred thirty-six thousand, six hundred sixty-one".