136844414 has 8 divisors (see below), whose sum is σ = 234590448. Its totient is φ = 58647600.

The previous prime is 136844387. The next prime is 136844419. The reversal of 136844414 is 414448631.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136844419) 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 3 ways as a sum of consecutive naturals, for example, 4887287 + ... + 4887314.

It is an arithmetic number, because the mean of its divisors is an integer number (29323806).

Almost surely, 2^136844414 is an apocalyptic number.

136844414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

136844414 is a deficient number, since it is larger than the sum of its proper divisors (97746034).

136844414 is an equidigital number, since it uses as much as digits as its factorization.

136844414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9774610.

The product of its digits is 36864, while the sum is 35.

The square root of 136844414 is about 11698.0517181281. The cubic root of 136844414 is about 515.3184494789.

The spelling of 136844414 in words is "one hundred thirty-six million, eight hundred forty-four thousand, four hundred fourteen".