3506664 has 32 divisors (see below), whose sum is σ = 10019520. Its totient is φ = 1001856.

The previous prime is 3506663. The next prime is 3506669. The reversal of 3506664 is 4666053.

It is not an unprimeable number, because it can be changed into a prime (3506663) 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, 10269 + ... + 10604.

It is an arithmetic number, because the mean of its divisors is an integer number (313110).

Almost surely, 2^3506664 is an apocalyptic number.

It is an amenable number.

3506664 is an abundant number, since it is smaller than the sum of its proper divisors (6512856).

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

3506664 is a wasteful number, since it uses less digits than its factorization.

3506664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20889 (or 20885 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 3506664 is about 1872.6088753394. The cubic root of 3506664 is about 151.9257485913.

The spelling of 3506664 in words is "three million, five hundred six thousand, six hundred sixty-four".