2162400742 has 16 divisors (see below), whose sum is σ = 3319269840. Its totient is φ = 1056156192.

The previous prime is 2162400707. The next prime is 2162400763. The reversal of 2162400742 is 2470042612.

It is a happy number.

2162400742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2162400742.

It is a congruent number.

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, 20268 + ... + 68815.

It is an arithmetic number, because the mean of its divisors is an integer number (207454365).

Almost surely, 2^2162400742 is an apocalyptic number.

2162400742 is a deficient number, since it is larger than the sum of its proper divisors (1156869098).

2162400742 is a wasteful number, since it uses less digits than its factorization.

2162400742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89367.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 2162400742 is about 46501.6208534713. The cubic root of 2162400742 is about 1293.1395479813.

The spelling of 2162400742 in words is "two billion, one hundred sixty-two million, four hundred thousand, seven hundred forty-two".