132255520 has 96 divisors (see below), whose sum is σ = 330728832. Its totient is φ = 49876992.

The previous prime is 132255493. The next prime is 132255533. The reversal of 132255520 is 25552231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305224 + ... + 305656.

It is an arithmetic number, because the mean of its divisors is an integer number (3445092).

Almost surely, 2^132255520 is an apocalyptic number.

132255520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132255520 is the 6640-th octagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132255520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165364416).

132255520 is an abundant number, since it is smaller than the sum of its proper divisors (198473312).

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

132255520 is a wasteful number, since it uses less digits than its factorization.

132255520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554 (or 546 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 132255520 is about 11500.2399974957. The cubic root of 132255520 is about 509.4926647768.

The spelling of 132255520 in words is "one hundred thirty-two million, two hundred fifty-five thousand, five hundred twenty".