2142916398 has 48 divisors (see below), whose sum is σ = 5502806400. Its totient is φ = 612260856.

The previous prime is 2142916367. The next prime is 2142916427. The reversal of 2142916398 is 8936192412.

2142916398 is a `hidden beast` number, since 2 + 1 + 4 + 2 + 9 + 1 + 639 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 311548 + ... + 318351.

It is an arithmetic number, because the mean of its divisors is an integer number (114641800).

Almost surely, 2^2142916398 is an apocalyptic number.

2142916398 is an abundant number, since it is smaller than the sum of its proper divisors (3359890002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2142916398 is an equidigital number, since it uses as much as digits as its factorization.

2142916398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629923 (or 629911 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 2142916398 is about 46291.6450128962. The cubic root of 2142916398 is about 1289.2438727327.

The spelling of 2142916398 in words is "two billion, one hundred forty-two million, nine hundred sixteen thousand, three hundred ninety-eight".