44464613 has 2 divisors, whose sum is σ = 44464614. Its totient is φ = 44464612.

The previous prime is 44464601. The next prime is 44464649. The reversal of 44464613 is 31646444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44382244 + 82369 = 6662^2 + 287^2 .

It is a cyclic number.

It is not a de Polignac number, because 44464613 - 2¹² = 44460517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44464613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44463613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22232306 + 22232307.

It is an arithmetic number, because the mean of its divisors is an integer number (22232307).

Almost surely, 2^44464613 is an apocalyptic number.

It is an amenable number.

44464613 is a deficient number, since it is larger than the sum of its proper divisors (1).

44464613 is an equidigital number, since it uses as much as digits as its factorization.

44464613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 32.

The square root of 44464613 is about 6668.1791367659. The cubic root of 44464613 is about 354.2730956790.

The spelling of 44464613 in words is "forty-four million, four hundred sixty-four thousand, six hundred thirteen".