2142244792 has 32 divisors (see below), whose sum is σ = 4045852800. Its totient is φ = 1063372000.

The previous prime is 2142244777. The next prime is 2142244799. The reversal of 2142244792 is 2974422412.

It is a super-2 number, since 2×2142244792² = 9178425497702246528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142244799) 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, 1475667 + ... + 1477117.

It is an arithmetic number, because the mean of its divisors is an integer number (126432900).

Almost surely, 2^2142244792 is an apocalyptic number.

It is an amenable number.

2142244792 is a deficient number, since it is larger than the sum of its proper divisors (1903608008).

2142244792 is a wasteful number, since it uses less digits than its factorization.

2142244792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667 (or 2663 counting only the distinct ones).

The product of its digits is 64512, while the sum is 37.

The square root of 2142244792 is about 46284.3903708367. The cubic root of 2142244792 is about 1289.1091724409.

The spelling of 2142244792 in words is "two billion, one hundred forty-two million, two hundred forty-four thousand, seven hundred ninety-two".