44137966 has 16 divisors (see below), whose sum is σ = 70955424. Its totient is φ = 20538144.

The previous prime is 44137937. The next prime is 44137979. The reversal of 44137966 is 66973144.

It is a congruent number.

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11265 + ... + 14668.

It is an arithmetic number, because the mean of its divisors is an integer number (4434714).

Almost surely, 2^44137966 is an apocalyptic number.

44137966 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

44137966 is a deficient number, since it is larger than the sum of its proper divisors (26817458).

44137966 is a wasteful number, since it uses less digits than its factorization.

44137966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25995.

The product of its digits is 108864, while the sum is 40.

The square root of 44137966 is about 6643.6410198023. The cubic root of 44137966 is about 353.4034394730.

The spelling of 44137966 in words is "forty-four million, one hundred thirty-seven thousand, nine hundred sixty-six".