132204440 has 16 divisors (see below), whose sum is σ = 297460080. Its totient is φ = 52881760.

The previous prime is 132204439. The next prime is 132204473. The reversal of 132204440 is 44402231.

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 3 ways as a sum of consecutive naturals, for example, 1652516 + ... + 1652595.

It is an arithmetic number, because the mean of its divisors is an integer number (18591255).

Almost surely, 2^132204440 is an apocalyptic number.

132204440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132204440 is an abundant number, since it is smaller than the sum of its proper divisors (165255640).

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

132204440 is a wasteful number, since it uses less digits than its factorization.

132204440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305122 (or 3305118 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 132204440 is about 11498.0189598035. The cubic root of 132204440 is about 509.4270638943.

Adding to 132204440 its reverse (44402231), we get a palindrome (176606671).

The spelling of 132204440 in words is "one hundred thirty-two million, two hundred four thousand, four hundred forty".