136646338 has 8 divisors (see below), whose sum is σ = 205827840. Its totient is φ = 68037060.

The previous prime is 136646333. The next prime is 136646359. The reversal of 136646338 is 833646631.

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

It is a self number, because there is not a number n which added to its sum of digits gives 136646338.

It is not an unprimeable number, because it can be changed into a prime (136646333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142458 + ... + 143413.

It is an arithmetic number, because the mean of its divisors is an integer number (25728480).

Almost surely, 2^136646338 is an apocalyptic number.

136646338 is a deficient number, since it is larger than the sum of its proper divisors (69181502).

136646338 is a wasteful number, since it uses less digits than its factorization.

136646338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286112.

The product of its digits is 186624, while the sum is 40.

The square root of 136646338 is about 11689.5824561872. The cubic root of 136646338 is about 515.0696961633.

It can be divided in two parts, 13664 and 6338, that added together give a palindrome (20002).

The spelling of 136646338 in words is "one hundred thirty-six million, six hundred forty-six thousand, three hundred thirty-eight".