44881693 has 2 divisors, whose sum is σ = 44881694. Its totient is φ = 44881692.

The previous prime is 44881651. The next prime is 44881699. The reversal of 44881693 is 39618844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29997529 + 14884164 = 5477^2 + 3858^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44881693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44881699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22440846 + 22440847.

It is an arithmetic number, because the mean of its divisors is an integer number (22440847).

Almost surely, 2^44881693 is an apocalyptic number.

It is an amenable number.

44881693 is a deficient number, since it is larger than the sum of its proper divisors (1).

44881693 is an equidigital number, since it uses as much as digits as its factorization.

44881693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 43.

The square root of 44881693 is about 6699.3800459445. The cubic root of 44881693 is about 355.3773491988.

The spelling of 44881693 in words is "forty-four million, eight hundred eighty-one thousand, six hundred ninety-three".