938798255 has 16 divisors (see below), whose sum is σ = 1141076160. Its totient is φ = 741388032.

The previous prime is 938798251. The next prime is 938798261. The reversal of 938798255 is 552897839.

It is a cyclic number.

It is not a de Polignac number, because 938798255 - 2² = 938798251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 938798255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (938798251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353342 + ... + 355988.

It is an arithmetic number, because the mean of its divisors is an integer number (71317260).

Almost surely, 2^938798255 is an apocalyptic number.

938798255 is a deficient number, since it is larger than the sum of its proper divisors (202277905).

938798255 is a wasteful number, since it uses less digits than its factorization.

938798255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3538.

The product of its digits is 5443200, while the sum is 56.

The square root of 938798255 is about 30639.8148656287. The cubic root of 938798255 is about 979.1684793770.

The spelling of 938798255 in words is "nine hundred thirty-eight million, seven hundred ninety-eight thousand, two hundred fifty-five".