838194468 has 24 divisors (see below), whose sum is σ = 1982580768. Its totient is φ = 275570496.

The previous prime is 838194421. The next prime is 838194491. The reversal of 838194468 is 864491838.

It is a self number, because there is not a number n which added to its sum of digits gives 838194468.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477546 + ... + 479297.

It is an arithmetic number, because the mean of its divisors is an integer number (82607532).

Almost surely, 2^838194468 is an apocalyptic number.

It is an amenable number.

838194468 is an abundant number, since it is smaller than the sum of its proper divisors (1144386300).

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

838194468 is a wasteful number, since it uses less digits than its factorization.

838194468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956923 (or 956921 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 51.

The square root of 838194468 is about 28951.5883502097. The cubic root of 838194468 is about 942.8622835480.

The spelling of 838194468 in words is "eight hundred thirty-eight million, one hundred ninety-four thousand, four hundred sixty-eight".