44470909 has 4 divisors (see below), whose sum is σ = 50823904. Its totient is φ = 38117916.

The previous prime is 44470879. The next prime is 44470919. The reversal of 44470909 is 90907444.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44470909 - 2¹⁹ = 43946621 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 (44470919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3176487 + ... + 3176500.

It is an arithmetic number, because the mean of its divisors is an integer number (12705976).

Almost surely, 2^44470909 is an apocalyptic number.

It is an amenable number.

44470909 is a deficient number, since it is larger than the sum of its proper divisors (6352995).

44470909 is an equidigital number, since it uses as much as digits as its factorization.

44470909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352994.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 44470909 is about 6668.6512129515. The cubic root of 44470909 is about 354.2898160775.

The spelling of 44470909 in words is "forty-four million, four hundred seventy thousand, nine hundred nine".