44328897 has 8 divisors (see below), whose sum is σ = 65672480. Its totient is φ = 29552580.

The previous prime is 44328857. The next prime is 44328899. The reversal of 44328897 is 79882344.

It is not a de Polignac number, because 44328897 - 2⁶ = 44328833 is a prime.

It is a super-2 number, since 2×44328897² = 3930102218473218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44328899) 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, 820879 + ... + 820932.

It is an arithmetic number, because the mean of its divisors is an integer number (8209060).

Almost surely, 2^44328897 is an apocalyptic number.

It is an amenable number.

44328897 is a deficient number, since it is larger than the sum of its proper divisors (21343583).

44328897 is a wasteful number, since it uses less digits than its factorization.

44328897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641820 (or 1641814 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 44328897 is about 6657.9949684571. The cubic root of 44328897 is about 353.9122879501.

Adding to 44328897 its product of digits (387072), we get a square (44715969 = 6687²).

The spelling of 44328897 in words is "forty-four million, three hundred twenty-eight thousand, eight hundred ninety-seven".