44480869 has 2 divisors, whose sum is σ = 44480870. Its totient is φ = 44480868.

The previous prime is 44480819. The next prime is 44480879. The reversal of 44480869 is 96808444.

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., 44289025 + 191844 = 6655^2 + 438^2 .

It is a cyclic number.

It is not a de Polignac number, because 44480869 - 2²³ = 36092261 is a prime.

It is a super-2 number, since 2×44480869² = 3957095413990322, which contains 22 as substring.

It is equal to p_2688667 and since 44480869 and 2688667 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44480819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22240434 + 22240435.

It is an arithmetic number, because the mean of its divisors is an integer number (22240435).

Almost surely, 2^44480869 is an apocalyptic number.

It is an amenable number.

44480869 is a deficient number, since it is larger than the sum of its proper divisors (1).

44480869 is an equidigital number, since it uses as much as digits as its factorization.

44480869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 43.

The square root of 44480869 is about 6669.3979488407. The cubic root of 44480869 is about 354.3162638029.

The spelling of 44480869 in words is "forty-four million, four hundred eighty thousand, eight hundred sixty-nine".