74589 has 12 divisors (see below), whose sum is σ = 106176. Its totient is φ = 46552.

The previous prime is 74587. The next prime is 74597. The reversal of 74589 is 98547.

74589 = 87² + 88² + ... + 95².

It is not a de Polignac number, because 74589 - 2¹ = 74587 is a prime.

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

Its product of digits (10080) is a multiple of the sum of its prime factors (96).

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74587) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1564 + ... + 1610.

It is an arithmetic number, because the mean of its divisors is an integer number (8848).

2⁷⁴⁵⁸⁹ is an apocalyptic number.

It is an amenable number.

74589 is a deficient number, since it is larger than the sum of its proper divisors (31587).

74589 is a wasteful number, since it uses less digits than its factorization.

74589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 73 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 74589 is about 273.1098680019. The cubic root of 74589 is about 42.0944586038.

It can be divided in two parts, 7 and 4589, that multiplied together give a palindrome (32123).

The spelling of 74589 in words is "seventy-four thousand, five hundred eighty-nine".