44681713 has 4 divisors (see below), whose sum is σ = 44711028. Its totient is φ = 44652400.

The previous prime is 44681699. The next prime is 44681717. The reversal of 44681713 is 31718644.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23309584 + 21372129 = 4828^2 + 4623^2 .

It is a cyclic number.

It is not a de Polignac number, because 44681713 - 2⁹ = 44681201 is a prime.

It is a super-2 number, since 2×44681713² = 3992910953228738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44681717) 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, 12238 + ... + 15463.

It is an arithmetic number, because the mean of its divisors is an integer number (11177757).

Almost surely, 2^44681713 is an apocalyptic number.

It is an amenable number.

44681713 is a deficient number, since it is larger than the sum of its proper divisors (29315).

44681713 is a wasteful number, since it uses less digits than its factorization.

44681713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29314.

The product of its digits is 16128, while the sum is 34.

The square root of 44681713 is about 6684.4381214878. The cubic root of 44681713 is about 354.8487433387.

The spelling of 44681713 in words is "forty-four million, six hundred eighty-one thousand, seven hundred thirteen".