11272992 has 24 divisors (see below), whose sum is σ = 29591856. Its totient is φ = 3757632.

The previous prime is 11272981. The next prime is 11272999. The reversal of 11272992 is 29927211.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (11272999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58618 + ... + 58809.

It is an arithmetic number, because the mean of its divisors is an integer number (1232994).

Almost surely, 2^11272992 is an apocalyptic number.

11272992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11272992 is an abundant number, since it is smaller than the sum of its proper divisors (18318864).

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

11272992 is a wasteful number, since it uses less digits than its factorization.

11272992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117440 (or 117432 counting only the distinct ones).

The product of its digits is 4536, while the sum is 33.

The square root of 11272992 is about 3357.5276618369. The cubic root of 11272992 is about 224.2227800605. Note that the first 3 decimals are identical.

The spelling of 11272992 in words is "eleven million, two hundred seventy-two thousand, nine hundred ninety-two".