44972231 has 2 divisors, whose sum is σ = 44972232. Its totient is φ = 44972230.

The previous prime is 44972167. The next prime is 44972233. The reversal of 44972231 is 13227944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44972231 - 2⁶ = 44972167 is a prime.

It is a super-2 number, since 2×44972231² = 4045003122234722, which contains 22 as substring.

Together with 44972233, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44972233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22486115 + 22486116.

It is an arithmetic number, because the mean of its divisors is an integer number (22486116).

Almost surely, 2^44972231 is an apocalyptic number.

44972231 is a deficient number, since it is larger than the sum of its proper divisors (1).

44972231 is an equidigital number, since it uses as much as digits as its factorization.

44972231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 44972231 is about 6706.1338340358. The cubic root of 44972231 is about 355.6161514164.

The spelling of 44972231 in words is "forty-four million, nine hundred seventy-two thousand, two hundred thirty-one".