3644468 has 12 divisors (see below), whose sum is σ = 6394752. Its totient is φ = 1817400.

The previous prime is 3644437. The next prime is 3644479. The reversal of 3644468 is 8644463.

It is a happy number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 893 + ... + 2843.

It is an arithmetic number, because the mean of its divisors is an integer number (532896).

Almost surely, 2^3644468 is an apocalyptic number.

It is an amenable number.

3644468 is a deficient number, since it is larger than the sum of its proper divisors (2750284).

3644468 is a wasteful number, since it uses less digits than its factorization.

3644468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422 (or 2420 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 3644468 is about 1909.0489778945. The cubic root of 3644468 is about 153.8903475345.

The spelling of 3644468 in words is "three million, six hundred forty-four thousand, four hundred sixty-eight".