10992520 has 128 divisors (see below), whose sum is σ = 31933440. Its totient is φ = 3306240.

The previous prime is 10992503. The next prime is 10992529. The reversal of 10992520 is 2529901.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (10992529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132399 + ... + 132481.

It is an arithmetic number, because the mean of its divisors is an integer number (249480).

Almost surely, 2^10992520 is an apocalyptic number.

10992520 is a gapful number since it is divisible by the number (10) 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 10992520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15966720).

10992520 is an abundant number, since it is smaller than the sum of its proper divisors (20940920).

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

10992520 is a wasteful number, since it uses less digits than its factorization.

10992520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 10992520 is about 3315.4969461606. The cubic root of 10992520 is about 222.3475874109.

It can be divided in two parts, 109 and 92520, that added together give a palindrome (92629).

The spelling of 10992520 in words is "ten million, nine hundred ninety-two thousand, five hundred twenty".