4044664 has 16 divisors (see below), whose sum is σ = 8167320. Its totient is φ = 1866720.

The previous prime is 4044661. The next prime is 4044683. The reversal of 4044664 is 4664404.

It is a nialpdrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044661) 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, 19342 + ... + 19549.

Almost surely, 2^4044664 is an apocalyptic number.

It is an amenable number.

4044664 is an abundant number, since it is smaller than the sum of its proper divisors (4122656).

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

4044664 is a wasteful number, since it uses less digits than its factorization.

4044664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38910 (or 38906 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 4044664 is about 2011.1350029275. The cubic root of 4044664 is about 159.3287503375.

The spelling of 4044664 in words is "four million, forty-four thousand, six hundred sixty-four".