974589 has 16 divisors (see below), whose sum is σ = 1620480. Its totient is φ = 506160.

The previous prime is 974581. The next prime is 974591. The reversal of 974589 is 985479.

It is not a de Polignac number, because 974589 - 2³ = 974581 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 974589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (974581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1879 + ... + 2340.

It is an arithmetic number, because the mean of its divisors is an integer number (101280).

2⁹⁷⁴⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

974589 is a deficient number, since it is larger than the sum of its proper divisors (645891).

974589 is a wasteful number, since it uses less digits than its factorization.

974589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4240.

The product of its digits is 90720, while the sum is 42.

The square root of 974589 is about 987.2127430296. The cubic root of 974589 is about 99.1456889773.

The spelling of 974589 in words is "nine hundred seventy-four thousand, five hundred eighty-nine".