136628308 has 12 divisors (see below), whose sum is σ = 240623572. Its totient is φ = 67878720.

The previous prime is 136628287. The next prime is 136628341. The reversal of 136628308 is 803826631.

It can be written as a sum of positive squares in 2 ways, for example, as 14348944 + 122279364 = 3788^2 + 11058^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108153 + ... + 109408.

Almost surely, 2^136628308 is an apocalyptic number.

It is an amenable number.

136628308 is a deficient number, since it is larger than the sum of its proper divisors (103995264).

136628308 is a wasteful number, since it uses less digits than its factorization.

136628308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217722 (or 217720 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 136628308 is about 11688.8112312587. The cubic root of 136628308 is about 515.0470412932.

The spelling of 136628308 in words is "one hundred thirty-six million, six hundred twenty-eight thousand, three hundred eight".