11422742 has 16 divisors (see below), whose sum is σ = 18280080. Its totient is φ = 5334528.

The previous prime is 11422721. The next prime is 11422757. The reversal of 11422742 is 24722411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3518 + ... + 5934.

It is an arithmetic number, because the mean of its divisors is an integer number (1142505).

Almost surely, 2^11422742 is an apocalyptic number.

11422742 is a deficient number, since it is larger than the sum of its proper divisors (6857338).

11422742 is a wasteful number, since it uses less digits than its factorization.

11422742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575.

The product of its digits is 896, while the sum is 23.

The square root of 11422742 is about 3379.7547248284. The cubic root of 11422742 is about 225.2112715161.

The spelling of 11422742 in words is "eleven million, four hundred twenty-two thousand, seven hundred forty-two".