134634186 has 24 divisors (see below), whose sum is σ = 308867364. Its totient is φ = 42238080.

The previous prime is 134634163. The next prime is 134634187. The reversal of 134634186 is 681436431.

It is a happy number.

134634186 is a `hidden beast` number, since 1 + 3 + 4 + 634 + 18 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 126900225 + 7733961 = 11265^2 + 2781^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 134634186.

It is not an unprimeable number, because it can be changed into a prime (134634187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219685 + ... + 220296.

Almost surely, 2^134634186 is an apocalyptic number.

134634186 is an abundant number, since it is smaller than the sum of its proper divisors (174233178).

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

134634186 is a wasteful number, since it uses less digits than its factorization.

134634186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440006 (or 440003 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 134634186 is about 11603.1972317978. The cubic root of 134634186 is about 512.5290069642.

The spelling of 134634186 in words is "one hundred thirty-four million, six hundred thirty-four thousand, one hundred eighty-six".