136022236 has 36 divisors (see below), whose sum is σ = 293197968. Its totient is φ = 54864768.

The previous prime is 136022233. The next prime is 136022251. The reversal of 136022236 is 632220631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 136022236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136022233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17080 + ... + 23743.

It is an arithmetic number, because the mean of its divisors is an integer number (8144388).

Almost surely, 2^136022236 is an apocalyptic number.

It is an amenable number.

136022236 is an abundant number, since it is smaller than the sum of its proper divisors (157175732).

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

136022236 is a wasteful number, since it uses less digits than its factorization.

136022236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40858 (or 40849 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 136022236 is about 11662.8571113600. The cubic root of 136022236 is about 514.2843435737.

Adding to 136022236 its reverse (632220631), we get a palindrome (768242867).

The spelling of 136022236 in words is "one hundred thirty-six million, twenty-two thousand, two hundred thirty-six".