132405500 has 24 divisors (see below), whose sum is σ = 289174704. Its totient is φ = 52962000.

The previous prime is 132405491. The next prime is 132405521. The reversal of 132405500 is 5504231.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131906 + ... + 132905.

It is an arithmetic number, because the mean of its divisors is an integer number (12048946).

Almost surely, 2^132405500 is an apocalyptic number.

132405500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132405500 is an abundant number, since it is smaller than the sum of its proper divisors (156769204).

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

132405500 is a wasteful number, since it uses less digits than its factorization.

132405500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264830 (or 264818 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 132405500 is about 11506.7588833694. The cubic root of 132405500 is about 509.6851831263.

Adding to 132405500 its reverse (5504231), we get a palindrome (137909731).

The spelling of 132405500 in words is "one hundred thirty-two million, four hundred five thousand, five hundred".