44416901 has 2 divisors, whose sum is σ = 44416902. Its totient is φ = 44416900.

The previous prime is 44416873. The next prime is 44416919. The reversal of 44416901 is 10961444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28408900 + 16008001 = 5330^2 + 4001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44416901 is a prime.

It is a super-2 number, since 2×44416901² = 3945722188887602, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44416201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22208450 + 22208451.

It is an arithmetic number, because the mean of its divisors is an integer number (22208451).

Almost surely, 2^44416901 is an apocalyptic number.

44416901 is the 2981-st centered decagonal number.

It is an amenable number.

44416901 is a deficient number, since it is larger than the sum of its proper divisors (1).

44416901 is an equidigital number, since it uses as much as digits as its factorization.

44416901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 44416901 is about 6664.6005881823. The cubic root of 44416901 is about 354.1463347467.

The spelling of 44416901 in words is "forty-four million, four hundred sixteen thousand, nine hundred one".