132326420 has 48 divisors (see below), whose sum is σ = 288746640. Its totient is φ = 50878464.

The previous prime is 132326417. The next prime is 132326461. The reversal of 132326420 is 24623231.

It can be written as a sum of positive squares in 8 ways, for example, as 4048144 + 128278276 = 2012^2 + 11326^2 .

It is a congruent 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, 195122 + ... + 195798.

It is an arithmetic number, because the mean of its divisors is an integer number (6015555).

Almost surely, 2^132326420 is an apocalyptic number.

132326420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132326420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144373320).

132326420 is an abundant number, since it is smaller than the sum of its proper divisors (156420220).

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

132326420 is a wasteful number, since it uses less digits than its factorization.

132326420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052 (or 1050 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 132326420 is about 11503.3221288461. The cubic root of 132326420 is about 509.5836920471.

Adding to 132326420 its reverse (24623231), we get a palindrome (156949651).

The spelling of 132326420 in words is "one hundred thirty-two million, three hundred twenty-six thousand, four hundred twenty".