44172959 has 2 divisors, whose sum is σ = 44172960. Its totient is φ = 44172958.

The previous prime is 44172941. The next prime is 44172971. The reversal of 44172959 is 95927144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44172959 - 2²⁰ = 43124383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44162959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22086479 + 22086480.

It is an arithmetic number, because the mean of its divisors is an integer number (22086480).

Almost surely, 2^44172959 is an apocalyptic number.

44172959 is a deficient number, since it is larger than the sum of its proper divisors (1).

44172959 is an equidigital number, since it uses as much as digits as its factorization.

44172959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 41.

The square root of 44172959 is about 6646.2740689803. The cubic root of 44172959 is about 353.4968086741.

The spelling of 44172959 in words is "forty-four million, one hundred seventy-two thousand, nine hundred fifty-nine".