44996521 has 2 divisors, whose sum is σ = 44996522. Its totient is φ = 44996520.

The previous prime is 44996509. The next prime is 44996561. The reversal of 44996521 is 12569944.

It is an a-pointer prime, because the next prime (44996561) can be obtained adding 44996521 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44555625 + 440896 = 6675^2 + 664^2 .

It is a cyclic number.

It is not a de Polignac number, because 44996521 - 2¹⁵ = 44963753 is a prime.

It is not a weakly prime, because it can be changed into another prime (44996561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22498260 + 22498261.

It is an arithmetic number, because the mean of its divisors is an integer number (22498261).

Almost surely, 2^44996521 is an apocalyptic number.

It is an amenable number.

44996521 is a deficient number, since it is larger than the sum of its proper divisors (1).

44996521 is an equidigital number, since it uses as much as digits as its factorization.

44996521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 40.

The square root of 44996521 is about 6707.9446181375. The cubic root of 44996521 is about 355.6801639670.

The spelling of 44996521 in words is "forty-four million, nine hundred ninety-six thousand, five hundred twenty-one".