4044388 has 12 divisors (see below), whose sum is σ = 7183792. Its totient is φ = 1991880.

The previous prime is 4044379. The next prime is 4044401. The reversal of 4044388 is 8834404.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7278 + ... + 7813.

Almost surely, 2^4044388 is an apocalyptic number.

It is an amenable number.

4044388 is a deficient number, since it is larger than the sum of its proper divisors (3139404).

4044388 is a wasteful number, since it uses less digits than its factorization.

4044388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15162 (or 15160 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 4044388 is about 2011.0663837875. The cubic root of 4044388 is about 159.3251261604.

The spelling of 4044388 in words is "four million, forty-four thousand, three hundred eighty-eight".