44225287 has 2 divisors, whose sum is σ = 44225288. Its totient is φ = 44225286.

The previous prime is 44225281. The next prime is 44225309. The reversal of 44225287 is 78252244.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44225287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44225281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22112643 + 22112644.

It is an arithmetic number, because the mean of its divisors is an integer number (22112644).

Almost surely, 2^44225287 is an apocalyptic number.

44225287 is a deficient number, since it is larger than the sum of its proper divisors (1).

44225287 is an equidigital number, since it uses as much as digits as its factorization.

44225287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35840, while the sum is 34.

The square root of 44225287 is about 6650.2095455707. The cubic root of 44225287 is about 353.6363395996.

The spelling of 44225287 in words is "forty-four million, two hundred twenty-five thousand, two hundred eighty-seven".