136704028 has 12 divisors (see below), whose sum is σ = 247481640. Its totient is φ = 65994992.

The previous prime is 136703977. The next prime is 136704047. The reversal of 136704028 is 820407631.

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, 589126 + ... + 589357.

It is an arithmetic number, because the mean of its divisors is an integer number (20623470).

Almost surely, 2^136704028 is an apocalyptic number.

It is an amenable number.

136704028 is a deficient number, since it is larger than the sum of its proper divisors (110777612).

136704028 is a wasteful number, since it uses less digits than its factorization.

136704028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178516 (or 1178514 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 136704028 is about 11692.0497775198. The cubic root of 136704028 is about 515.1421708219.

The spelling of 136704028 in words is "one hundred thirty-six million, seven hundred four thousand, twenty-eight".