132505530 has 32 divisors (see below), whose sum is σ = 331841664. Its totient is φ = 33798336.

The previous prime is 132505519. The next prime is 132505537. The reversal of 132505530 is 35505231.

It is a self number, because there is not a number n which added to its sum of digits gives 132505530.

It is not an unprimeable number, because it can be changed into a prime (132505537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95329 + ... + 96708.

It is an arithmetic number, because the mean of its divisors is an integer number (10370052).

Almost surely, 2^132505530 is an apocalyptic number.

132505530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132505530 is an abundant number, since it is smaller than the sum of its proper divisors (199336134).

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

132505530 is a wasteful number, since it uses less digits than its factorization.

132505530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192070.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 132505530 is about 11511.1046385653. The cubic root of 132505530 is about 509.8135035136.

The spelling of 132505530 in words is "one hundred thirty-two million, five hundred five thousand, five hundred thirty".