124285 has 16 divisors (see below), whose sum is σ = 176256. Its totient is φ = 82368.

The previous prime is 124277. The next prime is 124291. The reversal of 124285 is 582421.

It is a cyclic number.

It is not a de Polignac number, because 124285 - 2³ = 124277 is a prime.

It is a super-2 number, since 2×124285² = 30893522450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1822 + ... + 1888.

It is an arithmetic number, because the mean of its divisors is an integer number (11016).

2¹²⁴²⁸⁵ is an apocalyptic number.

It is an amenable number.

124285 is a deficient number, since it is larger than the sum of its proper divisors (51971).

124285 is an equidigital number, since it uses as much as digits as its factorization.

124285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132.

The product of its digits is 640, while the sum is 22.

The square root of 124285 is about 352.5407777832. The cubic root of 124285 is about 49.9044843179.

It can be divided in two parts, 1242 and 85, that multiplied together give a triangular number (105570 = T₄₅₉).

The spelling of 124285 in words is "one hundred twenty-four thousand, two hundred eighty-five".