44374391 has 4 divisors (see below), whose sum is σ = 44547312. Its totient is φ = 44201472.

The previous prime is 44374387. The next prime is 44374399. The reversal of 44374391 is 19347344.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44374391 - 2² = 44374387 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 (44374399) 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, 86075 + ... + 86588.

It is an arithmetic number, because the mean of its divisors is an integer number (11136828).

Almost surely, 2^44374391 is an apocalyptic number.

44374391 is a deficient number, since it is larger than the sum of its proper divisors (172921).

44374391 is a wasteful number, since it uses less digits than its factorization.

44374391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172920.

The product of its digits is 36288, while the sum is 35.

The square root of 44374391 is about 6661.4105863548. The cubic root of 44374391 is about 354.0333179617.

The spelling of 44374391 in words is "forty-four million, three hundred seventy-four thousand, three hundred ninety-one".