3773664 has 36 divisors (see below), whose sum is σ = 10732176. Its totient is φ = 1257792.

The previous prime is 3773657. The next prime is 3773701. The reversal of 3773664 is 4663773.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6264 + ... + 6839.

It is an arithmetic number, because the mean of its divisors is an integer number (298116).

Almost surely, 2^3773664 is an apocalyptic number.

It is an amenable number.

3773664 is an abundant number, since it is smaller than the sum of its proper divisors (6958512).

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

3773664 is a wasteful number, since it uses less digits than its factorization.

3773664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13119 (or 13108 counting only the distinct ones).

The product of its digits is 63504, while the sum is 36.

The square root of 3773664 is about 1942.5920827595. The cubic root of 3773664 is about 155.6877382889.

The spelling of 3773664 in words is "three million, seven hundred seventy-three thousand, six hundred sixty-four".