132256520 has 32 divisors (see below), whose sum is σ = 324630720. Its totient is φ = 48093120.

The previous prime is 132256517. The next prime is 132256547. The reversal of 132256520 is 25652231.

It is a self number, because there is not a number n which added to its sum of digits gives 132256520.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149852 + ... + 150731.

It is an arithmetic number, because the mean of its divisors is an integer number (10144710).

Almost surely, 2^132256520 is an apocalyptic number.

132256520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132256520 is an abundant number, since it is smaller than the sum of its proper divisors (192374200).

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

132256520 is a wasteful number, since it uses less digits than its factorization.

132256520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300605 (or 300601 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 132256520 is about 11500.2834747670. The cubic root of 132256520 is about 509.4939488855.

It can be divided in two parts, 132 and 256520, that added together give a palindrome (256652).

The spelling of 132256520 in words is "one hundred thirty-two million, two hundred fifty-six thousand, five hundred twenty".