136422186 has 8 divisors (see below), whose sum is σ = 272844384. Its totient is φ = 45474060.

The previous prime is 136422179. The next prime is 136422197. The reversal of 136422186 is 681224631.

It is a sphenic number, since it is the product of 3 distinct primes.

136422186 is an admirable number.

It is a super-2 number, since 2×136422186² = 37222025666037192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11368510 + ... + 11368521.

It is an arithmetic number, because the mean of its divisors is an integer number (34105548).

Almost surely, 2^136422186 is an apocalyptic number.

136422186 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

136422186 is a wasteful number, since it uses less digits than its factorization.

136422186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22737036.

The product of its digits is 13824, while the sum is 33.

The square root of 136422186 is about 11679.9908390375. The cubic root of 136422186 is about 514.7879052490.

The spelling of 136422186 in words is "one hundred thirty-six million, four hundred twenty-two thousand, one hundred eighty-six".