136805222 has 16 divisors (see below), whose sum is σ = 217724112. Its totient is φ = 64247040.

The previous prime is 136805197. The next prime is 136805237. The reversal of 136805222 is 222508631.

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, 13853 + ... + 21575.

It is an arithmetic number, because the mean of its divisors is an integer number (13607757).

Almost surely, 2^136805222 is an apocalyptic number.

136805222 is a deficient number, since it is larger than the sum of its proper divisors (80918890).

136805222 is a wasteful number, since it uses less digits than its factorization.

136805222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8263.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 136805222 is about 11696.3764474302. The cubic root of 136805222 is about 515.2692493485.

The spelling of 136805222 in words is "one hundred thirty-six million, eight hundred five thousand, two hundred twenty-two".