136393194 has 64 divisors (see below), whose sum is σ = 319979520. Its totient is φ = 37955520.

The previous prime is 136393181. The next prime is 136393217. The reversal of 136393194 is 491393631.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 355927 + ... + 356309.

It is an arithmetic number, because the mean of its divisors is an integer number (4999680).

Almost surely, 2^136393194 is an apocalyptic number.

136393194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 136393194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159989760).

136393194 is an abundant number, since it is smaller than the sum of its proper divisors (183586326).

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

136393194 is a wasteful number, since it uses less digits than its factorization.

136393194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595.

The product of its digits is 52488, while the sum is 39.

The square root of 136393194 is about 11678.7496762282. The cubic root of 136393194 is about 514.7514356474.

The spelling of 136393194 in words is "one hundred thirty-six million, three hundred ninety-three thousand, one hundred ninety-four".