44473489 has 4 divisors (see below), whose sum is σ = 44513280. Its totient is φ = 44433700.

The previous prime is 44473487. The next prime is 44473529. The reversal of 44473489 is 98437444.

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 44473489 - 2¹ = 44473487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44473483) 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, 18169 + ... + 20470.

It is an arithmetic number, because the mean of its divisors is an integer number (11128320).

Almost surely, 2^44473489 is an apocalyptic number.

It is an amenable number.

44473489 is a deficient number, since it is larger than the sum of its proper divisors (39791).

44473489 is a wasteful number, since it uses less digits than its factorization.

44473489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39790.

The product of its digits is 387072, while the sum is 43.

The square root of 44473489 is about 6668.8446525616. The cubic root of 44473489 is about 354.2966673733.

The spelling of 44473489 in words is "forty-four million, four hundred seventy-three thousand, four hundred eighty-nine".