4656690 has 40 divisors (see below), whose sum is σ = 12523500. Its totient is φ = 1241568.

The previous prime is 4656661. The next prime is 4656703. The reversal of 4656690 is 966564.

It is a happy number.

4656690 is a `hidden beast` number, since 4 + 6 + 566 + 90 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3956121 + 700569 = 1989^2 + 837^2 .

It is a super-2 number, since 2×4656690² = 43369523512200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2065 + ... + 3684.

Almost surely, 2^4656690 is an apocalyptic number.

4656690 is an abundant number, since it is smaller than the sum of its proper divisors (7866810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4656690 is a wasteful number, since it uses less digits than its factorization.

4656690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5768 (or 5759 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 4656690 is about 2157.9365143581. The cubic root of 4656690 is about 166.9907604818.

It can be divided in two parts, 46566 and 90, that added together give a 6-th power (46656 = 6⁶).

The spelling of 4656690 in words is "four million, six hundred fifty-six thousand, six hundred ninety".