10533520 has 40 divisors (see below), whose sum is σ = 24625656. Its totient is φ = 4190208.

The previous prime is 10533487. The next prime is 10533527. The reversal of 10533520 is 2533501.

It can be written as a sum of positive squares in 4 ways, for example, as 898704 + 9634816 = 948^2 + 3104^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×10533520² = 221910087180800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10533527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28054 + ... + 28426.

Almost surely, 2^10533520 is an apocalyptic number.

10533520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10533520 is an abundant number, since it is smaller than the sum of its proper divisors (14092136).

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

10533520 is a wasteful number, since it uses less digits than its factorization.

10533520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739 (or 733 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 10533520 is about 3245.5384761238. The cubic root of 10533520 is about 219.2087276970.

Subtracting from 10533520 its sum of digits (19), we obtain a palindrome (10533501).

The spelling of 10533520 in words is "ten million, five hundred thirty-three thousand, five hundred twenty".