155716338 has 8 divisors (see below), whose sum is σ = 311432688. Its totient is φ = 51905444.

The previous prime is 155716333. The next prime is 155716369. The reversal of 155716338 is 833617551.

It is a happy number.

155716338 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

155716338 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 155716296 and 155716305.

It is not an unprimeable number, because it can be changed into a prime (155716333) 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, 12976356 + ... + 12976367.

It is an arithmetic number, because the mean of its divisors is an integer number (38929086).

Almost surely, 2^155716338 is an apocalyptic number.

155716338 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

155716338 is a wasteful number, since it uses less digits than its factorization.

155716338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25952728.

The product of its digits is 75600, while the sum is 39.

The square root of 155716338 is about 12478.6352619187. The cubic root of 155716338 is about 537.9947784442.

The spelling of 155716338 in words is "one hundred fifty-five million, seven hundred sixteen thousand, three hundred thirty-eight".