132786866 has 16 divisors (see below), whose sum is σ = 208410624. Its totient is φ = 63332544.

The previous prime is 132786851. The next prime is 132786869. The reversal of 132786866 is 668687231.

It is a self number, because there is not a number n which added to its sum of digits gives 132786866.

It is not an unprimeable number, because it can be changed into a prime (132786869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13850 + ... + 21386.

It is an arithmetic number, because the mean of its divisors is an integer number (13025664).

Almost surely, 2^132786866 is an apocalyptic number.

132786866 is a deficient number, since it is larger than the sum of its proper divisors (75623758).

132786866 is a wasteful number, since it uses less digits than its factorization.

132786866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7945.

The product of its digits is 580608, while the sum is 47.

The square root of 132786866 is about 11523.3183588756. The cubic root of 132786866 is about 510.1740607972.

The spelling of 132786866 in words is "one hundred thirty-two million, seven hundred eighty-six thousand, eight hundred sixty-six".