136722204 has 36 divisors (see below), whose sum is σ = 346423896. Its totient is φ = 45465888.

The previous prime is 136722197. The next prime is 136722217. The reversal of 136722204 is 402227631.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×136722204² = 37385922133235232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11662 + ... + 20234.

It is an arithmetic number, because the mean of its divisors is an integer number (9622886).

Almost surely, 2^136722204 is an apocalyptic number.

It is an amenable number.

136722204 is an abundant number, since it is smaller than the sum of its proper divisors (209701692).

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

136722204 is a wasteful number, since it uses less digits than its factorization.

136722204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9026 (or 9021 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 136722204 is about 11692.8270319885. The cubic root of 136722204 is about 515.1650007007.

Adding to 136722204 its reverse (402227631), we get a palindrome (538949835).

It can be divided in two parts, 13672 and 2204, that added together give a square (15876 = 126²).

The spelling of 136722204 in words is "one hundred thirty-six million, seven hundred twenty-two thousand, two hundred four".