11288922 has 32 divisors (see below), whose sum is σ = 23394624. Its totient is φ = 3628800.

The previous prime is 11288887. The next prime is 11288923. The reversal of 11288922 is 22988211.

11288922 is an undulating number in base 15.

It is not an unprimeable number, because it can be changed into a prime (11288923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46722 + ... + 46962.

It is an arithmetic number, because the mean of its divisors is an integer number (731082).

Almost surely, 2^11288922 is an apocalyptic number.

11288922 is an abundant number, since it is smaller than the sum of its proper divisors (12105702).

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

11288922 is a wasteful number, since it uses less digits than its factorization.

11288922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494.

The product of its digits is 4608, while the sum is 33.

The square root of 11288922 is about 3359.8991056280. The cubic root of 11288922 is about 224.3283476484.

The spelling of 11288922 in words is "eleven million, two hundred eighty-eight thousand, nine hundred twenty-two".