2124142 has 16 divisors (see below), whose sum is σ = 3383712. Its totient is φ = 997920.

The previous prime is 2124139. The next prime is 2124149. The reversal of 2124142 is 2414212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124149) 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, 2428 + ... + 3184.

It is an arithmetic number, because the mean of its divisors is an integer number (211482).

2^2124142 is an apocalyptic number.

2124142 is a deficient number, since it is larger than the sum of its proper divisors (1259570).

2124142 is a wasteful number, since it uses less digits than its factorization.

2124142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843.

The product of its digits is 128, while the sum is 16.

The square root of 2124142 is about 1457.4436524271. The cubic root of 2124142 is about 128.5467739910.

Adding to 2124142 its reverse (2414212), we get a palindrome (4538354).

The spelling of 2124142 in words is "two million, one hundred twenty-four thousand, one hundred forty-two".