132203440 has 20 divisors (see below), whose sum is σ = 307373184. Its totient is φ = 52881344.

The previous prime is 132203429. The next prime is 132203453. The reversal of 132203440 is 44302231.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826192 + ... + 826351.

Almost surely, 2^132203440 is an apocalyptic number.

132203440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132203440 is an abundant number, since it is smaller than the sum of its proper divisors (175169744).

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

132203440 is a wasteful number, since it uses less digits than its factorization.

132203440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652556 (or 1652550 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 132203440 is about 11497.9754739693. The cubic root of 132203440 is about 509.4257794484.

Adding to 132203440 its reverse (44302231), we get a palindrome (176505671).

The spelling of 132203440 in words is "one hundred thirty-two million, two hundred three thousand, four hundred forty".