11023872 has 40 divisors (see below), whose sum is σ = 29372376. Its totient is φ = 3674112.

The previous prime is 11023861. The next prime is 11023907. The reversal of 11023872 is 27832011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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, 2053 + ... + 5124.

Almost surely, 2^11023872 is an apocalyptic number.

11023872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11023872 is an abundant number, since it is smaller than the sum of its proper divisors (18348504).

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

11023872 is an frugal number, since it uses more digits than its factorization.

11023872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7198 (or 7182 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 11023872 is about 3320.2216793461. The cubic root of 11023872 is about 222.5587741883.

Adding to 11023872 its reverse (27832011), we get a palindrome (38855883).

The spelling of 11023872 in words is "eleven million, twenty-three thousand, eight hundred seventy-two".