2126942 has 4 divisors (see below), whose sum is σ = 3190416. Its totient is φ = 1063470.

The previous prime is 2126933. The next prime is 2126951. The reversal of 2126942 is 2496212.

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

It is an interprime number because it is at equal distance from previous prime (2126933) and next prime (2126951).

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, 531734 + ... + 531737.

It is an arithmetic number, because the mean of its divisors is an integer number (797604).

2^2126942 is an apocalyptic number.

2126942 is a deficient number, since it is larger than the sum of its proper divisors (1063474).

2126942 is a wasteful number, since it uses less digits than its factorization.

2126942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063473.

The product of its digits is 1728, while the sum is 26.

The square root of 2126942 is about 1458.4039221011. The cubic root of 2126942 is about 128.6032317563.

The spelling of 2126942 in words is "two million, one hundred twenty-six thousand, nine hundred forty-two".