136836346 has 4 divisors (see below), whose sum is σ = 205254522. Its totient is φ = 68418172.

The previous prime is 136836331. The next prime is 136836377. The reversal of 136836346 is 643638631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 114169225 + 22667121 = 10685^2 + 4761^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 136836299 and 136836308.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34209085 + ... + 34209088.

Almost surely, 2^136836346 is an apocalyptic number.

136836346 is a deficient number, since it is larger than the sum of its proper divisors (68418176).

136836346 is an equidigital number, since it uses as much as digits as its factorization.

136836346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68418175.

The product of its digits is 186624, while the sum is 40.

The square root of 136836346 is about 11697.7068692971. The cubic root of 136836346 is about 515.3083219898.

The spelling of 136836346 in words is "one hundred thirty-six million, eight hundred thirty-six thousand, three hundred forty-six".