44487967 has 2 divisors, whose sum is σ = 44487968. Its totient is φ = 44487966.

The previous prime is 44487953. The next prime is 44487979. The reversal of 44487967 is 76978444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44487967 - 2²³ = 36099359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44487967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44487907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22243983 + 22243984.

It is an arithmetic number, because the mean of its divisors is an integer number (22243984).

Almost surely, 2^44487967 is an apocalyptic number.

44487967 is a deficient number, since it is larger than the sum of its proper divisors (1).

44487967 is an equidigital number, since it uses as much as digits as its factorization.

44487967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1354752, while the sum is 49.

The square root of 44487967 is about 6669.9300596033. The cubic root of 44487967 is about 354.3351093810.

It can be divided in two parts, 44487 and 967, that added together give a palindrome (45454).

The spelling of 44487967 in words is "forty-four million, four hundred eighty-seven thousand, nine hundred sixty-seven".