44890993 has 4 divisors (see below), whose sum is σ = 51304000. Its totient is φ = 38477988.

The previous prime is 44890987. The next prime is 44891003. The reversal of 44890993 is 39909844.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44890993 - 2¹⁷ = 44759921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44890933) 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, 3206493 + ... + 3206506.

It is an arithmetic number, because the mean of its divisors is an integer number (12826000).

Almost surely, 2^44890993 is an apocalyptic number.

It is an amenable number.

44890993 is a deficient number, since it is larger than the sum of its proper divisors (6413007).

44890993 is an equidigital number, since it uses as much as digits as its factorization.

44890993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6413006.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 44890993 is about 6700.0741040678. The cubic root of 44890993 is about 355.4018935871.

The spelling of 44890993 in words is "forty-four million, eight hundred ninety thousand, nine hundred ninety-three".