132286778 has 24 divisors (see below), whose sum is σ = 226188000. Its totient is φ = 57839184.

The previous prime is 132286769. The next prime is 132286793. The reversal of 132286778 is 877682231.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3878 + ... + 16721.

It is an arithmetic number, because the mean of its divisors is an integer number (9424500).

Almost surely, 2^132286778 is an apocalyptic number.

132286778 is a deficient number, since it is larger than the sum of its proper divisors (93901222).

132286778 is a wasteful number, since it uses less digits than its factorization.

132286778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20646 (or 20633 counting only the distinct ones).

The product of its digits is 225792, while the sum is 44.

The square root of 132286778 is about 11501.5989323224. The cubic root of 132286778 is about 509.5328003851.

The spelling of 132286778 in words is "one hundred thirty-two million, two hundred eighty-six thousand, seven hundred seventy-eight".