11800272 has 40 divisors (see below), whose sum is σ = 33256800. Its totient is φ = 3575680.

The previous prime is 11800253. The next prime is 11800307. The reversal of 11800272 is 27200811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10647 + ... + 11702.

It is an arithmetic number, because the mean of its divisors is an integer number (831420).

Almost surely, 2^11800272 is an apocalyptic number.

11800272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11800272 is an abundant number, since it is smaller than the sum of its proper divisors (21456528).

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

11800272 is a wasteful number, since it uses less digits than its factorization.

11800272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22371 (or 22365 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 11800272 is about 3435.1523983660. The cubic root of 11800272 is about 227.6655607641.

The spelling of 11800272 in words is "eleven million, eight hundred thousand, two hundred seventy-two".