44427189 has 4 divisors (see below), whose sum is σ = 59236256. Its totient is φ = 29618124.

The previous prime is 44427167. The next prime is 44427211. The reversal of 44427189 is 98172444.

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 an interprime number because it is at equal distance from previous prime (44427167) and next prime (44427211).

It is not a de Polignac number, because 44427189 - 2⁵ = 44427157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44427139) 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, 7404529 + ... + 7404534.

It is an arithmetic number, because the mean of its divisors is an integer number (14809064).

Almost surely, 2^44427189 is an apocalyptic number.

It is an amenable number.

44427189 is a deficient number, since it is larger than the sum of its proper divisors (14809067).

44427189 is a wasteful number, since it uses less digits than its factorization.

44427189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14809066.

The product of its digits is 64512, while the sum is 39.

The square root of 44427189 is about 6665.3723826955. The cubic root of 44427189 is about 354.1736755122.

The spelling of 44427189 in words is "forty-four million, four hundred twenty-seven thousand, one hundred eighty-nine".