3563664 has 40 divisors (see below), whose sum is σ = 9916032. Its totient is φ = 1096320.

The previous prime is 3563657. The next prime is 3563671. The reversal of 3563664 is 4663653.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3563657) and next prime (3563671).

It is a super-2 number, since 2×3563664² = 25399402209792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2232 + ... + 3479.

Almost surely, 2^3563664 is an apocalyptic number.

It is an amenable number.

3563664 is an abundant number, since it is smaller than the sum of its proper divisors (6352368).

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

3563664 is a wasteful number, since it uses less digits than its factorization.

3563664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5735 (or 5729 counting only the distinct ones).

The product of its digits is 38880, while the sum is 33.

The square root of 3563664 is about 1887.7669347671. The cubic root of 3563664 is about 152.7445007364.

The spelling of 3563664 in words is "three million, five hundred sixty-three thousand, six hundred sixty-four".