136206474 has 8 divisors (see below), whose sum is σ = 272412960. Its totient is φ = 45402156.

The previous prime is 136206463. The next prime is 136206481. The reversal of 136206474 is 474602631.

It is a happy number.

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

136206474 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 11350534 + ... + 11350545.

It is an arithmetic number, because the mean of its divisors is an integer number (34051620).

Almost surely, 2^136206474 is an apocalyptic number.

136206474 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.

136206474 is a wasteful number, since it uses less digits than its factorization.

136206474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22701084.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 136206474 is about 11670.7529320091. The cubic root of 136206474 is about 514.5164330095.

The spelling of 136206474 in words is "one hundred thirty-six million, two hundred six thousand, four hundred seventy-four".