3664600 has 48 divisors (see below), whose sum is σ = 8671320. Its totient is φ = 1440000.

The previous prime is 3664561. The next prime is 3664631. The reversal of 3664600 is 64663.

It is a happy number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14475 + ... + 14725.

Almost surely, 2^3664600 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3664600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4335660).

3664600 is an abundant number, since it is smaller than the sum of its proper divisors (5006720).

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

3664600 is a wasteful number, since it uses less digits than its factorization.

3664600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 3664600 is about 1914.3144987175. The cubic root of 3664600 is about 154.1731902117.

The spelling of 3664600 in words is "three million, six hundred sixty-four thousand, six hundred".