2124218 has 8 divisors (see below), whose sum is σ = 3373812. Its totient is φ = 999616.

The previous prime is 2124197. The next prime is 2124223. The reversal of 2124218 is 8124212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2122849 + 1369 = 1457^2 + 37^2 .

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

It is a super-2 number, since 2×2124218² = 9024604223048, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2124218.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31205 + ... + 31272.

2^2124218 is an apocalyptic number.

2124218 is a deficient number, since it is larger than the sum of its proper divisors (1249594).

2124218 is a wasteful number, since it uses less digits than its factorization.

2124218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62496.

The product of its digits is 256, while the sum is 20.

The square root of 2124218 is about 1457.4697252430. The cubic root of 2124218 is about 128.5483070709.

The spelling of 2124218 in words is "two million, one hundred twenty-four thousand, two hundred eighteen".