132805646 has 4 divisors (see below), whose sum is σ = 199208472. Its totient is φ = 66402822.

The previous prime is 132805567. The next prime is 132805663. The reversal of 132805646 is 646508231.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33201410 + ... + 33201413.

It is an arithmetic number, because the mean of its divisors is an integer number (49802118).

Almost surely, 2^132805646 is an apocalyptic number.

132805646 is a deficient number, since it is larger than the sum of its proper divisors (66402826).

132805646 is an equidigital number, since it uses as much as digits as its factorization.

132805646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66402825.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 132805646 is about 11524.1331995079. The cubic root of 132805646 is about 510.1981109098.

The spelling of 132805646 in words is "one hundred thirty-two million, eight hundred five thousand, six hundred forty-six".