74585 has 8 divisors (see below), whose sum is σ = 102336. Its totient is φ = 51120.

The previous prime is 74573. The next prime is 74587. The reversal of 74585 is 58547.

74585 = T₄₇ + T₄₈ + ... + T₈₁.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74585 - 2⁶ = 74521 is a prime.

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

It is a Duffinian number.

It is a plaindrome in base 16.

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 7 ways as a sum of consecutive naturals, for example, 1031 + ... + 1100.

It is an arithmetic number, because the mean of its divisors is an integer number (12792).

2⁷⁴⁵⁸⁵ is an apocalyptic number.

It is an amenable number.

74585 is a deficient number, since it is larger than the sum of its proper divisors (27751).

74585 is a wasteful number, since it uses less digits than its factorization.

74585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2143.

The product of its digits is 5600, while the sum is 29.

The square root of 74585 is about 273.1025448435. The cubic root of 74585 is about 42.0937061209.

The spelling of 74585 in words is "seventy-four thousand, five hundred eighty-five".