44681339 has 4 divisors (see below), whose sum is σ = 44785440. Its totient is φ = 44577240.

The previous prime is 44681303. The next prime is 44681393. The reversal of 44681339 is 93318644.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44681339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44681239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51404 + ... + 52265.

It is an arithmetic number, because the mean of its divisors is an integer number (11196360).

Almost surely, 2^44681339 is an apocalyptic number.

44681339 is a deficient number, since it is larger than the sum of its proper divisors (104101).

44681339 is a wasteful number, since it uses less digits than its factorization.

44681339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104100.

The product of its digits is 62208, while the sum is 38.

The square root of 44681339 is about 6684.4101460039. The cubic root of 44681339 is about 354.8477532707.

The spelling of 44681339 in words is "forty-four million, six hundred eighty-one thousand, three hundred thirty-nine".