44455397 has 24 divisors (see below), whose sum is σ = 53434080. Its totient is φ = 36862560.

The previous prime is 44455387. The next prime is 44455399. The reversal of 44455397 is 79355444.

It is not a de Polignac number, because 44455397 - 2⁸ = 44455141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44455399) 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, 319754 + ... + 319892.

It is an arithmetic number, because the mean of its divisors is an integer number (2226420).

Almost surely, 2^44455397 is an apocalyptic number.

It is an amenable number.

44455397 is a deficient number, since it is larger than the sum of its proper divisors (8978683).

44455397 is a wasteful number, since it uses less digits than its factorization.

44455397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 314 counting only the distinct ones).

The product of its digits is 302400, while the sum is 41.

The square root of 44455397 is about 6667.4880577321. The cubic root of 44455397 is about 354.2486177386.

The spelling of 44455397 in words is "forty-four million, four hundred fifty-five thousand, three hundred ninety-seven".