44939957 has 2 divisors, whose sum is σ = 44939958. Its totient is φ = 44939956.

The previous prime is 44939929. The next prime is 44939963. The reversal of 44939957 is 75993944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44809636 + 130321 = 6694^2 + 361^2 .

It is a cyclic number.

It is not a de Polignac number, because 44939957 - 2¹² = 44935861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44932957) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22469978 + 22469979.

It is an arithmetic number, because the mean of its divisors is an integer number (22469979).

Almost surely, 2^44939957 is an apocalyptic number.

It is an amenable number.

44939957 is a deficient number, since it is larger than the sum of its proper divisors (1).

44939957 is an equidigital number, since it uses as much as digits as its factorization.

44939957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 50.

The square root of 44939957 is about 6703.7270976674. The cubic root of 44939957 is about 355.5310625959.

The spelling of 44939957 in words is "forty-four million, nine hundred thirty-nine thousand, nine hundred fifty-seven".