383967822 has 48 divisors (see below), whose sum is σ = 895566672. Its totient is φ = 109428480.

The previous prime is 383967817. The next prime is 383967823. The reversal of 383967822 is 228769383.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383967823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134118 + ... + 136950.

It is an arithmetic number, because the mean of its divisors is an integer number (18657639).

Almost surely, 2^383967822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 383967822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (447783336).

383967822 is an abundant number, since it is smaller than the sum of its proper divisors (511598850).

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

383967822 is a wasteful number, since it uses less digits than its factorization.

383967822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313 (or 3306 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 383967822 is about 19595.0968867214. The cubic root of 383967822 is about 726.8279340288.

The spelling of 383967822 in words is "three hundred eighty-three million, nine hundred sixty-seven thousand, eight hundred twenty-two".