44431977 has 8 divisors (see below), whose sum is σ = 59675616. Its totient is φ = 29404832.

The previous prime is 44431963. The next prime is 44431993. The reversal of 44431977 is 77913444.

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

It is a cyclic number.

It is not a de Polignac number, because 44431977 - 2¹⁵ = 44399209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44431927) 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, 53643 + ... + 54464.

It is an arithmetic number, because the mean of its divisors is an integer number (7459452).

Almost surely, 2^44431977 is an apocalyptic number.

It is an amenable number.

44431977 is a deficient number, since it is larger than the sum of its proper divisors (15243639).

44431977 is a wasteful number, since it uses less digits than its factorization.

44431977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108247.

The product of its digits is 84672, while the sum is 39.

The square root of 44431977 is about 6665.7315427491. The cubic root of 44431977 is about 354.1863983716.

The spelling of 44431977 in words is "forty-four million, four hundred thirty-one thousand, nine hundred seventy-seven".