3515664 has 20 divisors (see below), whose sum is σ = 9082256. Its totient is φ = 1171872.

The previous prime is 3515657. The next prime is 3515669. The reversal of 3515664 is 4665153.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3515669) 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, 36574 + ... + 36669.

Almost surely, 2^3515664 is an apocalyptic number.

It is an amenable number.

3515664 is an abundant number, since it is smaller than the sum of its proper divisors (5566592).

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

3515664 is a wasteful number, since it uses less digits than its factorization.

3515664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73254 (or 73248 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 3515664 is about 1875.0103999712. The cubic root of 3515664 is about 152.0556121530.

The spelling of 3515664 in words is "three million, five hundred fifteen thousand, six hundred sixty-four".