44400313 has 8 divisors (see below), whose sum is σ = 44972928. Its totient is φ = 43830624.

The previous prime is 44400241. The next prime is 44400319. The reversal of 44400313 is 31300444.

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

It is a cyclic number.

It is not a de Polignac number, because 44400313 - 2²¹ = 42303161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44400319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51381 + ... + 52237.

It is an arithmetic number, because the mean of its divisors is an integer number (5621616).

Almost surely, 2^44400313 is an apocalyptic number.

It is an amenable number.

44400313 is a deficient number, since it is larger than the sum of its proper divisors (572615).

44400313 is a wasteful number, since it uses less digits than its factorization.

44400313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 44400313 is about 6663.3559862880. The cubic root of 44400313 is about 354.1022425901.

Adding to 44400313 its reverse (31300444), we get a palindrome (75700757).

The spelling of 44400313 in words is "forty-four million, four hundred thousand, three hundred thirteen".