44604013 has 2 divisors, whose sum is σ = 44604014. Its totient is φ = 44604012.

The previous prime is 44603983. The next prime is 44604017. The reversal of 44604013 is 31040644.

44604013 = 4722² + 4723².

It is a happy number.

44604013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22306729 + 22297284 = 4723^2 + 4722^2 .

It is a cyclic number.

It is not a de Polignac number, because 44604013 - 2¹³ = 44595821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44604017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22302006 + 22302007.

It is an arithmetic number, because the mean of its divisors is an integer number (22302007).

Almost surely, 2^44604013 is an apocalyptic number.

44604013 is the 4723-rd centered square number.

It is an amenable number.

44604013 is a deficient number, since it is larger than the sum of its proper divisors (1).

44604013 is an equidigital number, since it uses as much as digits as its factorization.

44604013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 44604013 is about 6678.6235857398. The cubic root of 44604013 is about 354.6429339738.

Adding to 44604013 its reverse (31040644), we get a palindrome (75644657).

The spelling of 44604013 in words is "forty-four million, six hundred four thousand, thirteen".