132447646 has 16 divisors (see below), whose sum is σ = 211289040. Its totient is φ = 62052480.

The previous prime is 132447619. The next prime is 132447659. The reversal of 132447646 is 646744231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 720 + ... + 16291.

It is an arithmetic number, because the mean of its divisors is an integer number (13205565).

Almost surely, 2^132447646 is an apocalyptic number.

132447646 is a deficient number, since it is larger than the sum of its proper divisors (78841394).

132447646 is a wasteful number, since it uses less digits than its factorization.

132447646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17259.

The product of its digits is 96768, while the sum is 37.

The square root of 132447646 is about 11508.5900960978. The cubic root of 132447646 is about 509.7392566929.

The spelling of 132447646 in words is "one hundred thirty-two million, four hundred forty-seven thousand, six hundred forty-six".