11572992 has 54 divisors (see below), whose sum is σ = 33374432. Its totient is φ = 3856896.

The previous prime is 11572991. The next prime is 11572997. The reversal of 11572992 is 29927511.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11572991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 208 + ... + 4815.

Almost surely, 2^11572992 is an apocalyptic number.

11572992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11572992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16687216).

11572992 is an abundant number, since it is smaller than the sum of its proper divisors (21801440).

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

11572992 is an equidigital number, since it uses as much as digits as its factorization.

11572992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5045 (or 5028 counting only the distinct ones).

The product of its digits is 11340, while the sum is 36.

The square root of 11572992 is about 3401.9100517209. The cubic root of 11572992 is about 226.1944185477.

The spelling of 11572992 in words is "eleven million, five hundred seventy-two thousand, nine hundred ninety-two".