44379869 has 2 divisors, whose sum is σ = 44379870. Its totient is φ = 44379868.

The previous prime is 44379793. The next prime is 44379883. The reversal of 44379869 is 96897344.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38278969 + 6100900 = 6187^2 + 2470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44379869 is a prime.

It is a super-2 number, since 2×44379869² = 3939145544914322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44375869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22189934 + 22189935.

It is an arithmetic number, because the mean of its divisors is an integer number (22189935).

Almost surely, 2^44379869 is an apocalyptic number.

It is an amenable number.

44379869 is a deficient number, since it is larger than the sum of its proper divisors (1).

44379869 is an equidigital number, since it uses as much as digits as its factorization.

44379869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 50.

The square root of 44379869 is about 6661.8217478405. The cubic root of 44379869 is about 354.0478857839.

The spelling of 44379869 in words is "forty-four million, three hundred seventy-nine thousand, eight hundred sixty-nine".