44665469 has 2 divisors, whose sum is σ = 44665470. Its totient is φ = 44665468.

The previous prime is 44665457. The next prime is 44665487. The reversal of 44665469 is 96456644.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43388569 + 1276900 = 6587^2 + 1130^2 .

It is a cyclic number.

It is not a de Polignac number, because 44665469 - 2¹² = 44661373 is a prime.

It is a super-2 number, since 2×44665469² = 3990008241979922, which contains 22 as substring.

It is a Sophie Germain 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 (44665429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22332734 + 22332735.

It is an arithmetic number, because the mean of its divisors is an integer number (22332735).

Almost surely, 2^44665469 is an apocalyptic number.

It is an amenable number.

44665469 is a deficient number, since it is larger than the sum of its proper divisors (1).

44665469 is an equidigital number, since it uses as much as digits as its factorization.

44665469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 44.

The square root of 44665469 is about 6683.2229500444. Note that the first 3 decimals coincide. The cubic root of 44665469 is about 354.8057364703.

The spelling of 44665469 in words is "forty-four million, six hundred sixty-five thousand, four hundred sixty-nine".