84574 has 12 divisors (see below), whose sum is σ = 147744. Its totient is φ = 36204.

The previous prime is 84559. The next prime is 84589. The reversal of 84574 is 47548.

It is an interprime number because it is at equal distance from previous prime (84559) and next prime (84589).

It is a super-2 number, since 2×84574² = 14305522952, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 334 + ... + 529.

It is an arithmetic number, because the mean of its divisors is an integer number (12312).

2⁸⁴⁵⁷⁴ is an apocalyptic number.

84574 is a deficient number, since it is larger than the sum of its proper divisors (63170).

84574 is a wasteful number, since it uses less digits than its factorization.

84574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879 (or 872 counting only the distinct ones).

The product of its digits is 4480, while the sum is 28.

The square root of 84574 is about 290.8160930898. The cubic root of 84574 is about 43.8947207500.

It can be divided in two parts, 845 and 74, that added together give a palindrome (919).

The spelling of 84574 in words is "eighty-four thousand, five hundred seventy-four".