136222236 has 30 divisors (see below), whose sum is σ = 356112680. Its totient is φ = 45407304.

The previous prime is 136222231. The next prime is 136222249. The reversal of 136222236 is 632222631.

136222236 is a `hidden beast` number, since 1 + 3 + 622 + 2 + 2 + 36 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136222231) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 209896 + ... + 210543.

Almost surely, 2^136222236 is an apocalyptic number.

It is an amenable number.

136222236 is an abundant number, since it is smaller than the sum of its proper divisors (219890444).

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

136222236 is a wasteful number, since it uses less digits than its factorization.

136222236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420455 (or 420444 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 136222236 is about 11671.4281902430. The cubic root of 136222236 is about 514.5362790931.

Adding to 136222236 its reverse (632222631), we get a palindrome (768444867).

The spelling of 136222236 in words is "one hundred thirty-six million, two hundred twenty-two thousand, two hundred thirty-six".