136688094 has 16 divisors (see below), whose sum is σ = 303751440. Its totient is φ = 45562680.

The previous prime is 136688089. The next prime is 136688161. The reversal of 136688094 is 490886631.

136688094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1265577 + ... + 1265684.

It is an arithmetic number, because the mean of its divisors is an integer number (18984465).

Almost surely, 2^136688094 is an apocalyptic number.

136688094 is an abundant number, since it is smaller than the sum of its proper divisors (167063346).

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

136688094 is a wasteful number, since it uses less digits than its factorization.

136688094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531272 (or 2531266 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 136688094 is about 11691.3683544742. The cubic root of 136688094 is about 515.1221553320.

The spelling of 136688094 in words is "one hundred thirty-six million, six hundred eighty-eight thousand, ninety-four".