136259216 has 20 divisors (see below), whose sum is σ = 279532332. Its totient is φ = 64121856.

The previous prime is 136259213. The next prime is 136259239. The reversal of 136259216 is 612952631.

It can be written as a sum of positive squares in 2 ways, for example, as 49843600 + 86415616 = 7060^2 + 9296^2 .

It is not an unprimeable number, because it can be changed into a prime (136259213) by changing a digit.

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, 250205 + ... + 250748.

Almost surely, 2^136259216 is an apocalyptic number.

136259216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

136259216 is an abundant number, since it is smaller than the sum of its proper divisors (143273116).

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

136259216 is a wasteful number, since it uses less digits than its factorization.

136259216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500978 (or 500972 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 136259216 is about 11673.0122933200. The cubic root of 136259216 is about 514.5828349532.

The spelling of 136259216 in words is "one hundred thirty-six million, two hundred fifty-nine thousand, two hundred sixteen".