44685887 has 2 divisors, whose sum is σ = 44685888. Its totient is φ = 44685886.

The previous prime is 44685871. The next prime is 44685919. The reversal of 44685887 is 78858644.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44685887 - 2⁴ = 44685871 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44685847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22342943 + 22342944.

It is an arithmetic number, because the mean of its divisors is an integer number (22342944).

Almost surely, 2^44685887 is an apocalyptic number.

44685887 is a deficient number, since it is larger than the sum of its proper divisors (1).

44685887 is an equidigital number, since it uses as much as digits as its factorization.

44685887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1720320, while the sum is 50.

The square root of 44685887 is about 6684.7503319122. The cubic root of 44685887 is about 354.8597925460.

The spelling of 44685887 in words is "forty-four million, six hundred eighty-five thousand, eight hundred eighty-seven".