11892742 has 4 divisors (see below), whose sum is σ = 17839116. Its totient is φ = 5946370.

The previous prime is 11892737. The next prime is 11892761. The reversal of 11892742 is 24729811.

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

It is a junction number, because it is equal to n+sod(n) for n = 11892698 and 11892707.

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 as a sum of consecutive naturals, namely, 2973184 + ... + 2973187.

It is an arithmetic number, because the mean of its divisors is an integer number (4459779).

Almost surely, 2^11892742 is an apocalyptic number.

11892742 is a deficient number, since it is larger than the sum of its proper divisors (5946374).

11892742 is an equidigital number, since it uses as much as digits as its factorization.

11892742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5946373.

The product of its digits is 8064, while the sum is 34.

The square root of 11892742 is about 3448.5855071319. The cubic root of 11892742 is about 228.2586963093.

The spelling of 11892742 in words is "eleven million, eight hundred ninety-two thousand, seven hundred forty-two".