944887 has 2 divisors, whose sum is σ = 944888. Its totient is φ = 944886.

The previous prime is 944873. The next prime is 944893. The reversal of 944887 is 788449.

It is a strong prime.

It is an emirp because it is prime and its reverse (788449) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 944887 - 2¹⁹ = 420599 is a prime.

It is a super-2 number, since 2×944887² = 1785622885538, which contains 22 as substring.

944887 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (944857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472443 + 472444.

It is an arithmetic number, because the mean of its divisors is an integer number (472444).

2⁹⁴⁴⁸⁸⁷ is an apocalyptic number.

944887 is a deficient number, since it is larger than the sum of its proper divisors (1).

944887 is an equidigital number, since it uses as much as digits as its factorization.

944887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 40.

The square root of 944887 is about 972.0529820951. The cubic root of 944887 is about 98.1280777160.

The spelling of 944887 in words is "nine hundred forty-four thousand, eight hundred eighty-seven".