11442772 has 24 divisors (see below), whose sum is σ = 22381632. Its totient is φ = 5073600.

The previous prime is 11442737. The next prime is 11442779. The reversal of 11442772 is 27724411.

11442772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11442772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11442779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1368 + ... + 4975.

It is an arithmetic number, because the mean of its divisors is an integer number (932568).

Almost surely, 2^11442772 is an apocalyptic number.

It is an amenable number.

11442772 is a deficient number, since it is larger than the sum of its proper divisors (10938860).

11442772 is a wasteful number, since it uses less digits than its factorization.

11442772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6399 (or 6397 counting only the distinct ones).

The product of its digits is 3136, while the sum is 28.

The square root of 11442772 is about 3382.7166597278. The cubic root of 11442772 is about 225.3428320946.

It can be divided in two parts, 1144 and 2772, that added together give a triangular number (3916 = T₈₈).

The spelling of 11442772 in words is "eleven million, four hundred forty-two thousand, seven hundred seventy-two".