2142332224 has 14 divisors (see below), whose sum is σ = 4251190634. Its totient is φ = 1071166080.

The previous prime is 2142332207. The next prime is 2142332243. The reversal of 2142332224 is 4222332412.

It can be written as a sum of positive squares in only one way, i.e., 2025000000 + 117332224 = 45000^2 + 10832^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16736907 + ... + 16737034.

Almost surely, 2^2142332224 is an apocalyptic number.

It is an amenable number.

2142332224 is a deficient number, since it is larger than the sum of its proper divisors (2108858410).

2142332224 is an equidigital number, since it uses as much as digits as its factorization.

2142332224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33473953 (or 33473943 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 2142332224 is about 46285.3348696971. The cubic root of 2142332224 is about 1289.1267097862.

Adding to 2142332224 its reverse (4222332412), we get a palindrome (6364664636).

The spelling of 2142332224 in words is "two billion, one hundred forty-two million, three hundred thirty-two thousand, two hundred twenty-four".