383851822 has 4 divisors (see below), whose sum is σ = 575777736. Its totient is φ = 191925910.

The previous prime is 383851771. The next prime is 383851829. The reversal of 383851822 is 228158383.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383851829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95962954 + ... + 95962957.

It is an arithmetic number, because the mean of its divisors is an integer number (143944434).

Almost surely, 2^383851822 is an apocalyptic number.

383851822 is a deficient number, since it is larger than the sum of its proper divisors (191925914).

383851822 is a wasteful number, since it uses less digits than its factorization.

383851822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191925913.

The product of its digits is 92160, while the sum is 40.

The square root of 383851822 is about 19592.1367390083. The cubic root of 383851822 is about 726.7547329883.

The spelling of 383851822 in words is "three hundred eighty-three million, eight hundred fifty-one thousand, eight hundred twenty-two".