3656012 has 12 divisors (see below), whose sum is σ = 6441456. Its totient is φ = 1815600.

The previous prime is 3655987. The next prime is 3656017. The reversal of 3656012 is 2106563.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3656017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2423 + ... + 3630.

It is an arithmetic number, because the mean of its divisors is an integer number (536788).

Almost surely, 2^3656012 is an apocalyptic number.

It is an amenable number.

3656012 is a deficient number, since it is larger than the sum of its proper divisors (2785444).

3656012 is a wasteful number, since it uses less digits than its factorization.

3656012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6208 (or 6206 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 3656012 is about 1912.0700823976. The cubic root of 3656012 is about 154.0526609131.

The spelling of 3656012 in words is "three million, six hundred fifty-six thousand, twelve".