44863994 has 16 divisors (see below), whose sum is σ = 77029056. Its totient is φ = 19197600.

The previous prime is 44863993. The next prime is 44863999. The reversal of 44863994 is 49936844.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (44863993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8549 + ... + 12759.

It is an arithmetic number, because the mean of its divisors is an integer number (4814316).

Almost surely, 2^44863994 is an apocalyptic number.

44863994 is a deficient number, since it is larger than the sum of its proper divisors (32165062).

44863994 is a wasteful number, since it uses less digits than its factorization.

44863994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981.

The product of its digits is 746496, while the sum is 47.

The square root of 44863994 is about 6698.0589725681. The cubic root of 44863994 is about 355.3306289568.

The spelling of 44863994 in words is "forty-four million, eight hundred sixty-three thousand, nine hundred ninety-four".