44992609 has 2 divisors, whose sum is σ = 44992610. Its totient is φ = 44992608.

The previous prime is 44992579. The next prime is 44992631. The reversal of 44992609 is 90629944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44182609 + 810000 = 6647^2 + 900^2 .

It is a cyclic number.

It is not a de Polignac number, because 44992609 - 2⁹ = 44992097 is a prime.

It is not a weakly prime, because it can be changed into another prime (44992009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22496304 + 22496305.

It is an arithmetic number, because the mean of its divisors is an integer number (22496305).

Almost surely, 2^44992609 is an apocalyptic number.

It is an amenable number.

44992609 is a deficient number, since it is larger than the sum of its proper divisors (1).

44992609 is an equidigital number, since it uses as much as digits as its factorization.

44992609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 44992609 is about 6707.6530172632. The cubic root of 44992609 is about 355.6698560506.

The spelling of 44992609 in words is "forty-four million, nine hundred ninety-two thousand, six hundred nine".