44445686 has 8 divisors (see below), whose sum is σ = 66724344. Its totient is φ = 22204240.

The previous prime is 44445679. The next prime is 44445697. The reversal of 44445686 is 68654444.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6095 + ... + 11226.

It is an arithmetic number, because the mean of its divisors is an integer number (8340543).

Almost surely, 2^44445686 is an apocalyptic number.

44445686 is a deficient number, since it is larger than the sum of its proper divisors (22278658).

44445686 is a wasteful number, since it uses less digits than its factorization.

44445686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18606.

The product of its digits is 368640, while the sum is 41.

The square root of 44445686 is about 6666.7597826830. The cubic root of 44445686 is about 354.2228214043. Note that the first 3 decimals are identical.

The spelling of 44445686 in words is "forty-four million, four hundred forty-five thousand, six hundred eighty-six".