136526228 has 12 divisors (see below), whose sum is σ = 244748532. Its totient is φ = 66598080.

The previous prime is 136526207. The next prime is 136526231. The reversal of 136526228 is 822625631.

It can be written as a sum of positive squares in 2 ways, for example, as 8655364 + 127870864 = 2942^2 + 11308^2 .

It is a congruent number.

It is an unprimeable number.

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, 416075 + ... + 416402.

It is an arithmetic number, because the mean of its divisors is an integer number (20395711).

Almost surely, 2^136526228 is an apocalyptic number.

It is an amenable number.

136526228 is a deficient number, since it is larger than the sum of its proper divisors (108222304).

136526228 is a wasteful number, since it uses less digits than its factorization.

136526228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832522 (or 832520 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 136526228 is about 11684.4438464139. The cubic root of 136526228 is about 514.9187391817.

The spelling of 136526228 in words is "one hundred thirty-six million, five hundred twenty-six thousand, two hundred twenty-eight".