132779730 has 32 divisors (see below), whose sum is σ = 326446848. Its totient is φ = 34544000.

The previous prime is 132779701. The next prime is 132779761. The reversal of 132779730 is 37977231.

132779730 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52746 + ... + 55205.

It is an arithmetic number, because the mean of its divisors is an integer number (10201464).

Almost surely, 2^132779730 is an apocalyptic number.

132779730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132779730 is an abundant number, since it is smaller than the sum of its proper divisors (193667118).

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

132779730 is a wasteful number, since it uses less digits than its factorization.

132779730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108002.

The product of its (nonzero) digits is 55566, while the sum is 39.

The square root of 132779730 is about 11523.0087216838. The cubic root of 132779730 is about 510.1649216722.

The spelling of 132779730 in words is "one hundred thirty-two million, seven hundred seventy-nine thousand, seven hundred thirty".