44942909 has 12 divisors (see below), whose sum is σ = 50218140. Its totient is φ = 40180800.

The previous prime is 44942903. The next prime is 44942927. The reversal of 44942909 is 90924944.

It can be written as a sum of positive squares in 2 ways, for example, as 4937284 + 40005625 = 2222^2 + 6325^2 .

It is not a de Polignac number, because 44942909 - 2⁴ = 44942893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44942903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4337 + ... + 10425.

It is an arithmetic number, because the mean of its divisors is an integer number (4184845).

Almost surely, 2^44942909 is an apocalyptic number.

It is an amenable number.

44942909 is a deficient number, since it is larger than the sum of its proper divisors (5275231).

44942909 is a wasteful number, since it uses less digits than its factorization.

44942909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6172 (or 6161 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 44942909 is about 6703.9472700790. The cubic root of 44942909 is about 355.5388470917.

The spelling of 44942909 in words is "forty-four million, nine hundred forty-two thousand, nine hundred nine".