897715 has 16 divisors (see below), whose sum is σ = 1326528. Its totient is φ = 567936.

The previous prime is 897709. The next prime is 897727. The reversal of 897715 is 517798.

It is a cyclic number.

It is not a de Polignac number, because 897715 - 2³ = 897707 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 532 + ... + 1441.

It is an arithmetic number, because the mean of its divisors is an integer number (82908).

2⁸⁹⁷⁷¹⁵ is an apocalyptic number.

897715 is a deficient number, since it is larger than the sum of its proper divisors (428813).

897715 is a wasteful number, since it uses less digits than its factorization.

897715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998.

The product of its digits is 17640, while the sum is 37.

The square root of 897715 is about 947.4782319399. The cubic root of 897715 is about 96.4671602038.

The spelling of 897715 in words is "eight hundred ninety-seven thousand, seven hundred fifteen".