44520993 has 24 divisors (see below), whose sum is σ = 70726656. Its totient is φ = 26762400.

The previous prime is 44520989. The next prime is 44520997. The reversal of 44520993 is 39902544.

44520993 is a `hidden beast` number, since 44 + 520 + 9 + 93 = 666.

It is an interprime number because it is at equal distance from previous prime (44520989) and next prime (44520997).

It is not a de Polignac number, because 44520993 - 2² = 44520989 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44520997) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10803 + ... + 14343.

It is an arithmetic number, because the mean of its divisors is an integer number (2946944).

Almost surely, 2^44520993 is an apocalyptic number.

It is an amenable number.

44520993 is a deficient number, since it is larger than the sum of its proper divisors (26205663).

44520993 is a wasteful number, since it uses less digits than its factorization.

44520993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685 (or 3682 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 44520993 is about 6672.4053384068. The cubic root of 44520993 is about 354.4227688655.

The spelling of 44520993 in words is "forty-four million, five hundred twenty thousand, nine hundred ninety-three".