44443957 has 2 divisors, whose sum is σ = 44443958. Its totient is φ = 44443956.

The previous prime is 44443951. The next prime is 44443961. The reversal of 44443957 is 75934444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41912676 + 2531281 = 6474^2 + 1591^2 .

It is a cyclic number.

It is not a de Polignac number, because 44443957 - 2⁷ = 44443829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44443951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22221978 + 22221979.

It is an arithmetic number, because the mean of its divisors is an integer number (22221979).

Almost surely, 2^44443957 is an apocalyptic number.

It is an amenable number.

44443957 is a deficient number, since it is larger than the sum of its proper divisors (1).

44443957 is an equidigital number, since it uses as much as digits as its factorization.

44443957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 40.

The square root of 44443957 is about 6666.6301082331. The cubic root of 44443957 is about 354.2182280886.

The spelling of 44443957 in words is "forty-four million, four hundred forty-three thousand, nine hundred fifty-seven".