11774842 has 4 divisors (see below), whose sum is σ = 17662266. Its totient is φ = 5887420.

The previous prime is 11774837. The next prime is 11774849. The reversal of 11774842 is 24847711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24847711 = 7 ⋅3549673.

It can be written as a sum of positive squares in only one way, i.e., 7070281 + 4704561 = 2659^2 + 2169^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11774798 and 11774807.

It is not an unprimeable number, because it can be changed into a prime (11774849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2943709 + ... + 2943712.

Almost surely, 2^11774842 is an apocalyptic number.

11774842 is a deficient number, since it is larger than the sum of its proper divisors (5887424).

11774842 is an equidigital number, since it uses as much as digits as its factorization.

11774842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5887423.

The product of its digits is 12544, while the sum is 34.

The square root of 11774842 is about 3431.4489650875. The cubic root of 11774842 is about 227.5019007207.

The spelling of 11774842 in words is "eleven million, seven hundred seventy-four thousand, eight hundred forty-two".