132688894 has 32 divisors (see below), whose sum is σ = 227717280. Its totient is φ = 57480192.

The previous prime is 132688879. The next prime is 132688903. The reversal of 132688894 is 498886231.

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 15 ways as a sum of consecutive naturals, for example, 54634 + ... + 57010.

It is an arithmetic number, because the mean of its divisors is an integer number (7116165).

Almost surely, 2^132688894 is an apocalyptic number.

132688894 is a deficient number, since it is larger than the sum of its proper divisors (95028386).

132688894 is a wasteful number, since it uses less digits than its factorization.

132688894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524.

The product of its digits is 663552, while the sum is 49.

The square root of 132688894 is about 11519.0665420424. The cubic root of 132688894 is about 510.0485587495.

The spelling of 132688894 in words is "one hundred thirty-two million, six hundred eighty-eight thousand, eight hundred ninety-four".