44397087 has 24 divisors (see below), whose sum is σ = 70041600. Its totient is φ = 24934896.

The previous prime is 44397043. The next prime is 44397097. The reversal of 44397087 is 78079344.

It is not a de Polignac number, because 44397087 - 2¹² = 44392991 is a prime.

It is a super-2 number, since 2×44397087² = 3942202668171138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44397037) 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, 6114 + ... + 11232.

It is an arithmetic number, because the mean of its divisors is an integer number (2918400).

Almost surely, 2^44397087 is an apocalyptic number.

44397087 is a deficient number, since it is larger than the sum of its proper divisors (25644513).

44397087 is a wasteful number, since it uses less digits than its factorization.

44397087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5195 (or 5188 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 44397087 is about 6663.1139116782. The cubic root of 44397087 is about 354.0936663630.

The spelling of 44397087 in words is "forty-four million, three hundred ninety-seven thousand, eighty-seven".