136426794 has 16 divisors (see below), whose sum is σ = 311832768. Its totient is φ = 38979072.

The previous prime is 136426793. The next prime is 136426799. The reversal of 136426794 is 497624631.

It is a super-2 number, since 2×136426794² = 37224540242236872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 3248257 = 136426794 / (1 + 3 + 6 + 4 + 2 + 6 + 7 + 9 + 4).

It is not an unprimeable number, because it can be changed into a prime (136426793) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1624087 + ... + 1624170.

It is an arithmetic number, because the mean of its divisors is an integer number (19489548).

Almost surely, 2^136426794 is an apocalyptic number.

136426794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

136426794 is an abundant number, since it is smaller than the sum of its proper divisors (175405974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136426794 is a wasteful number, since it uses less digits than its factorization.

136426794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3248269.

The product of its digits is 217728, while the sum is 42.

The square root of 136426794 is about 11680.1880978005. The cubic root of 136426794 is about 514.7937012661.

The spelling of 136426794 in words is "one hundred thirty-six million, four hundred twenty-six thousand, seven hundred ninety-four".