136838074 has 8 divisors (see below), whose sum is σ = 210263508. Its totient is φ = 66750240.

The previous prime is 136838069. The next prime is 136838077. The reversal of 136838074 is 470838631.

It can be written as a sum of positive squares in 2 ways, for example, as 89434849 + 47403225 = 9457^2 + 6885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (136838077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 834297 + ... + 834460.

Almost surely, 2^136838074 is an apocalyptic number.

136838074 is a deficient number, since it is larger than the sum of its proper divisors (73425434).

136838074 is a wasteful number, since it uses less digits than its factorization.

136838074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668800.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 136838074 is about 11697.7807296940. The cubic root of 136838074 is about 515.3104911236.

The spelling of 136838074 in words is "one hundred thirty-six million, eight hundred thirty-eight thousand, seventy-four".