136005722 has 8 divisors (see below), whose sum is σ = 207353172. Its totient is φ = 66888000.

The previous prime is 136005713. The next prime is 136005757. The reversal of 136005722 is 227500631.

It can be written as a sum of positive squares in 2 ways, for example, as 135932281 + 73441 = 11659^2 + 271^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 136005691 and 136005700.

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, 557279 + ... + 557522.

Almost surely, 2^136005722 is an apocalyptic number.

136005722 is a deficient number, since it is larger than the sum of its proper divisors (71347450).

136005722 is a wasteful number, since it uses less digits than its factorization.

136005722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114864.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 136005722 is about 11662.1491158362. The cubic root of 136005722 is about 514.2635302233.

The spelling of 136005722 in words is "one hundred thirty-six million, five thousand, seven hundred twenty-two".