44140917 has 8 divisors (see below), whose sum is σ = 59461696. Its totient is φ = 29123712.

The previous prime is 44140897. The next prime is 44140961. The reversal of 44140917 is 71904144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44140917 - 2¹¹ = 44138869 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 (44140417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75553 + ... + 76134.

It is an arithmetic number, because the mean of its divisors is an integer number (7432712).

Almost surely, 2^44140917 is an apocalyptic number.

It is an amenable number.

44140917 is a deficient number, since it is larger than the sum of its proper divisors (15320779).

44140917 is a wasteful number, since it uses less digits than its factorization.

44140917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151787.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 44140917 is about 6643.8631081623. The cubic root of 44140917 is about 353.4113153103.

The spelling of 44140917 in words is "forty-four million, one hundred forty thousand, nine hundred seventeen".