3656313 has 16 divisors (see below), whose sum is σ = 5452800. Its totient is φ = 2421360.

The previous prime is 3656281. The next prime is 3656321. The reversal of 3656313 is 3136563.

3656313 is a `hidden beast` number, since 3 + 656 + 3 + 1 + 3 = 666.

It is not a de Polignac number, because 3656313 - 2⁵ = 3656281 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3656353) 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, 4803 + ... + 5511.

It is an arithmetic number, because the mean of its divisors is an integer number (340800).

Almost surely, 2^3656313 is an apocalyptic number.

It is an amenable number.

3656313 is a deficient number, since it is larger than the sum of its proper divisors (1796487).

3656313 is a wasteful number, since it uses less digits than its factorization.

3656313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909 (or 903 counting only the distinct ones).

The product of its digits is 4860, while the sum is 27.

The square root of 3656313 is about 1912.1487912817. The cubic root of 3656313 is about 154.0568885231.

It can be divided in two parts, 3656 and 313, that added together give a square (3969 = 63²).

The spelling of 3656313 in words is "three million, six hundred fifty-six thousand, three hundred thirteen".