889715 has 4 divisors (see below), whose sum is σ = 1067664. Its totient is φ = 711768.

The previous prime is 889703. The next prime is 889727. The reversal of 889715 is 517988.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (889703) and next prime (889727).

It is a cyclic number.

It is not a de Polignac number, because 889715 - 2⁴ = 889699 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 889715.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88967 + ... + 88976.

It is an arithmetic number, because the mean of its divisors is an integer number (266916).

2⁸⁸⁹⁷¹⁵ is an apocalyptic number.

889715 is a deficient number, since it is larger than the sum of its proper divisors (177949).

889715 is a wasteful number, since it uses less digits than its factorization.

889715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177948.

The product of its digits is 20160, while the sum is 38.

The square root of 889715 is about 943.2470514134. The cubic root of 889715 is about 96.1797485909.

The spelling of 889715 in words is "eight hundred eighty-nine thousand, seven hundred fifteen".