44688394 has 8 divisors (see below), whose sum is σ = 67976928. Its totient is φ = 22029420.

The previous prime is 44688383. The next prime is 44688407. The reversal of 44688394 is 49388644.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157212 + ... + 157495.

It is an arithmetic number, because the mean of its divisors is an integer number (8497116).

Almost surely, 2^44688394 is an apocalyptic number.

44688394 is a deficient number, since it is larger than the sum of its proper divisors (23288534).

44688394 is a wasteful number, since it uses less digits than its factorization.

44688394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314780.

The product of its digits is 663552, while the sum is 46.

The square root of 44688394 is about 6684.9378456348. The cubic root of 44688394 is about 354.8664286223.

The spelling of 44688394 in words is "forty-four million, six hundred eighty-eight thousand, three hundred ninety-four".