2124518 has 12 divisors (see below), whose sum is σ = 3503220. Its totient is φ = 965580.

The previous prime is 2124517. The next prime is 2124553. The reversal of 2124518 is 8154212.

It is a junction number, because it is equal to n+sod(n) for n = 2124493 and 2124502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124517) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4148 + ... + 4631.

It is an arithmetic number, because the mean of its divisors is an integer number (291935).

2^2124518 is an apocalyptic number.

2124518 is a deficient number, since it is larger than the sum of its proper divisors (1378702).

2124518 is a wasteful number, since it uses less digits than its factorization.

2124518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8803 (or 8792 counting only the distinct ones).

The product of its digits is 640, while the sum is 23.

The square root of 2124518 is about 1457.5726396993. The cubic root of 2124518 is about 128.5543583451.

The spelling of 2124518 in words is "two million, one hundred twenty-four thousand, five hundred eighteen".