44413657 has 2 divisors, whose sum is σ = 44413658. Its totient is φ = 44413656.

The previous prime is 44413627. The next prime is 44413661. The reversal of 44413657 is 75631444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44408896 + 4761 = 6664^2 + 69^2 .

It is a cyclic number.

It is not a de Polignac number, because 44413657 - 2²³ = 36025049 is a prime.

It is a super-2 number, since 2×44413657² = 3945145856227298, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44413627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22206828 + 22206829.

It is an arithmetic number, because the mean of its divisors is an integer number (22206829).

Almost surely, 2^44413657 is an apocalyptic number.

It is an amenable number.

44413657 is a deficient number, since it is larger than the sum of its proper divisors (1).

44413657 is an equidigital number, since it uses as much as digits as its factorization.

44413657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 34.

The square root of 44413657 is about 6664.3572083135. The cubic root of 44413657 is about 354.1377128133.

The spelling of 44413657 in words is "forty-four million, four hundred thirteen thousand, six hundred fifty-seven".