136085258 has 8 divisors (see below), whose sum is σ = 214871520. Its totient is φ = 64461420.

The previous prime is 136085249. The next prime is 136085263. The reversal of 136085258 is 852580631.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 3581191 = 136085258 / (1 + 3 + 6 + 0 + 8 + 5 + 2 + 5 + 8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1790558 + ... + 1790633.

It is an arithmetic number, because the mean of its divisors is an integer number (26858940).

Almost surely, 2^136085258 is an apocalyptic number.

136085258 is a deficient number, since it is larger than the sum of its proper divisors (78786262).

136085258 is a wasteful number, since it uses less digits than its factorization.

136085258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3581212.

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 136085258 is about 11665.5586235722. The cubic root of 136085258 is about 514.3637576080.

The spelling of 136085258 in words is "one hundred thirty-six million, eighty-five thousand, two hundred fifty-eight".