132403212 has 36 divisors (see below), whose sum is σ = 346229520. Its totient is φ = 42612192.

The previous prime is 132403207. The next prime is 132403213. The reversal of 132403212 is 212304231.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×132403212² = 35061221095833888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (132403213) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 62368 + ... + 64455.

Almost surely, 2^132403212 is an apocalyptic number.

132403212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

132403212 is an abundant number, since it is smaller than the sum of its proper divisors (213826308).

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

132403212 is a wasteful number, since it uses less digits than its factorization.

132403212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126862 (or 126857 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 132403212 is about 11506.6594631109. The cubic root of 132403212 is about 509.6822472804.

Adding to 132403212 its reverse (212304231), we get a palindrome (344707443).

The spelling of 132403212 in words is "one hundred thirty-two million, four hundred three thousand, two hundred twelve".