44064257 has 2 divisors, whose sum is σ = 44064258. Its totient is φ = 44064256.

The previous prime is 44064227. The next prime is 44064259. The reversal of 44064257 is 75246044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27081616 + 16982641 = 5204^2 + 4121^2 .

It is a cyclic number.

It is not a de Polignac number, because 44064257 - 2⁸ = 44064001 is a prime.

Together with 44064259, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_2665049 and since 44064257 and 2665049 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (44064259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22032128 + 22032129.

It is an arithmetic number, because the mean of its divisors is an integer number (22032129).

Almost surely, 2^44064257 is an apocalyptic number.

It is an amenable number.

44064257 is a deficient number, since it is larger than the sum of its proper divisors (1).

44064257 is an equidigital number, since it uses as much as digits as its factorization.

44064257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 44064257 is about 6638.0913672531. The cubic root of 44064257 is about 353.2066056941.

The spelling of 44064257 in words is "forty-four million, sixty-four thousand, two hundred fifty-seven".