898747 has 4 divisors (see below), whose sum is σ = 914040. Its totient is φ = 883456.

The previous prime is 898727. The next prime is 898753. The reversal of 898747 is 747898.

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

It is a cyclic number.

It is not a de Polignac number, because 898747 - 2¹⁵ = 865979 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (898717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7558 + ... + 7675.

It is an arithmetic number, because the mean of its divisors is an integer number (228510).

2⁸⁹⁸⁷⁴⁷ is an apocalyptic number.

898747 is a deficient number, since it is larger than the sum of its proper divisors (15293).

898747 is a wasteful number, since it uses less digits than its factorization.

898747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15292.

The product of its digits is 112896, while the sum is 43.

The square root of 898747 is about 948.0226790536. The cubic root of 898747 is about 96.5041117920.

Subtracting from 898747 its sum of digits (43), we obtain a square (898704 = 948²).

It can be divided in two parts, 89 and 8747, that added together give a square (8836 = 94²).

The spelling of 898747 in words is "eight hundred ninety-eight thousand, seven hundred forty-seven".