2124442642 has 16 divisors (see below), whose sum is σ = 3691792512. Its totient is φ = 898002720.

The previous prime is 2124442631. The next prime is 2124442651. The reversal of 2124442642 is 2462444212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1038334 + ... + 1040377.

It is an arithmetic number, because the mean of its divisors is an integer number (230737032).

Almost surely, 2^2124442642 is an apocalyptic number.

2124442642 is a deficient number, since it is larger than the sum of its proper divisors (1567349870).

2124442642 is a wasteful number, since it uses less digits than its factorization.

2124442642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078793.

The product of its digits is 24576, while the sum is 31.

The square root of 2124442642 is about 46091.6764937011. The cubic root of 2124442642 is about 1285.5283835896.

Adding to 2124442642 its reverse (2462444212), we get a palindrome (4586886854).

The spelling of 2124442642 in words is "two billion, one hundred twenty-four million, four hundred forty-two thousand, six hundred forty-two".