44904481 has 2 divisors, whose sum is σ = 44904482. Its totient is φ = 44904480.

The previous prime is 44904473. The next prime is 44904491. The reversal of 44904481 is 18440944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39187600 + 5716881 = 6260^2 + 2391^2 .

It is a cyclic number.

It is not a de Polignac number, because 44904481 - 2³ = 44904473 is a prime.

It is a super-2 number, since 2×44904481² = 4032824827758722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44904451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22452240 + 22452241.

It is an arithmetic number, because the mean of its divisors is an integer number (22452241).

Almost surely, 2^44904481 is an apocalyptic number.

It is an amenable number.

44904481 is a deficient number, since it is larger than the sum of its proper divisors (1).

44904481 is an equidigital number, since it uses as much as digits as its factorization.

44904481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 44904481 is about 6701.0805845028. The cubic root of 44904481 is about 355.4374848449.

The spelling of 44904481 in words is "forty-four million, nine hundred four thousand, four hundred eighty-one".