2124742 has 8 divisors (see below), whose sum is σ = 3195000. Its totient is φ = 1059744.

The previous prime is 2124679. The next prime is 2124757. The reversal of 2124742 is 2474212.

It is a happy number.

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

It is a congruent number.

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, 67 + ... + 2062.

It is an arithmetic number, because the mean of its divisors is an integer number (399375).

2^2124742 is an apocalyptic number.

2124742 is a deficient number, since it is larger than the sum of its proper divisors (1070258).

2124742 is a wasteful number, since it uses less digits than its factorization.

2124742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2630.

The product of its digits is 896, while the sum is 22.

The square root of 2124742 is about 1457.6494777552. The cubic root of 2124742 is about 128.5588762584.

Adding to 2124742 its reverse (2474212), we get a palindrome (4598954).

The spelling of 2124742 in words is "two million, one hundred twenty-four thousand, seven hundred forty-two".