2126292842 has 4 divisors (see below), whose sum is σ = 3189439266. Its totient is φ = 1063146420.

The previous prime is 2126292823. The next prime is 2126292851. The reversal of 2126292842 is 2482926212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1826622121 + 299670721 = 42739^2 + 17311^2 .

It is a super-2 number, since 2×2126292842² = 9042242499880873928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2126292796 and 2126292805.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531573209 + ... + 531573212.

Almost surely, 2^2126292842 is an apocalyptic number.

2126292842 is a deficient number, since it is larger than the sum of its proper divisors (1063146424).

2126292842 is a wasteful number, since it uses less digits than its factorization.

2126292842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063146423.

The product of its digits is 55296, while the sum is 38.

The square root of 2126292842 is about 46111.7429945995. The cubic root of 2126292842 is about 1285.9014688119.

The spelling of 2126292842 in words is "two billion, one hundred twenty-six million, two hundred ninety-two thousand, eight hundred forty-two".