11162872 has 16 divisors (see below), whose sum is σ = 23920560. Its totient is φ = 4784064.

The previous prime is 11162869. The next prime is 11162873. The reversal of 11162872 is 27826111.

11162872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11162872² = 249219422576768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 11162872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11162873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99613 + ... + 99724.

It is an arithmetic number, because the mean of its divisors is an integer number (1495035).

Almost surely, 2^11162872 is an apocalyptic number.

It is an amenable number.

11162872 is an abundant number, since it is smaller than the sum of its proper divisors (12757688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11162872 is a wasteful number, since it uses less digits than its factorization.

11162872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199350 (or 199346 counting only the distinct ones).

The product of its digits is 1344, while the sum is 28.

The square root of 11162872 is about 3341.0884454022. The cubic root of 11162872 is about 223.4902844664.

Adding to 11162872 its reverse (27826111), we get a palindrome (38988983).

The spelling of 11162872 in words is "eleven million, one hundred sixty-two thousand, eight hundred seventy-two".