2124285 has 8 divisors (see below), whose sum is σ = 3398880. Its totient is φ = 1132944.

The previous prime is 2124277. The next prime is 2124289. The reversal of 2124285 is 5824212.

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

It is not a de Polignac number, because 2124285 - 2³ = 2124277 is a prime.

It is a super-2 number, since 2×2124285² = 9025173522450, which contains 22 as substring.

2124285 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124289) 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, 70795 + ... + 70824.

It is an arithmetic number, because the mean of its divisors is an integer number (424860).

2^2124285 is an apocalyptic number.

It is an amenable number.

2124285 is a deficient number, since it is larger than the sum of its proper divisors (1274595).

2124285 is a wasteful number, since it uses less digits than its factorization.

2124285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141627.

The product of its digits is 1280, while the sum is 24.

The square root of 2124285 is about 1457.4927101018. The cubic root of 2124285 is about 128.5496585716.

Adding to 2124285 its reverse (5824212), we get a palindrome (7948497).

The spelling of 2124285 in words is "two million, one hundred twenty-four thousand, two hundred eighty-five".