11290872 has 16 divisors (see below), whose sum is σ = 28227240. Its totient is φ = 3763616.

The previous prime is 11290871. The next prime is 11290879. The reversal of 11290872 is 27809211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11290871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235203 + ... + 235250.

Almost surely, 2^11290872 is an apocalyptic number.

11290872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11290872 is an abundant number, since it is smaller than the sum of its proper divisors (16936368).

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

11290872 is a wasteful number, since it uses less digits than its factorization.

11290872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470462 (or 470458 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 11290872 is about 3360.1892803829. The cubic root of 11290872 is about 224.3412634105.

The spelling of 11290872 in words is "eleven million, two hundred ninety thousand, eight hundred seventy-two".