136746422 has 4 divisors (see below), whose sum is σ = 205119636. Its totient is φ = 68373210.

The previous prime is 136746409. The next prime is 136746427. The reversal of 136746422 is 224647631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224647631 = 13 ⋅17280587.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136746427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34186604 + ... + 34186607.

It is an arithmetic number, because the mean of its divisors is an integer number (51279909).

Almost surely, 2^136746422 is an apocalyptic number.

136746422 is a deficient number, since it is larger than the sum of its proper divisors (68373214).

136746422 is an equidigital number, since it uses as much as digits as its factorization.

136746422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68373213.

The product of its digits is 48384, while the sum is 35.

The square root of 136746422 is about 11693.8625782929. The cubic root of 136746422 is about 515.1954164611.

The spelling of 136746422 in words is "one hundred thirty-six million, seven hundred forty-six thousand, four hundred twenty-two".