389323822 has 4 divisors (see below), whose sum is σ = 583985736. Its totient is φ = 194661910.

The previous prime is 389323807. The next prime is 389323861. The reversal of 389323822 is 228323983.

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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97330954 + ... + 97330957.

It is an arithmetic number, because the mean of its divisors is an integer number (145996434).

Almost surely, 2^389323822 is an apocalyptic number.

389323822 is a deficient number, since it is larger than the sum of its proper divisors (194661914).

389323822 is a wasteful number, since it uses less digits than its factorization.

389323822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194661913.

The product of its digits is 124416, while the sum is 40.

The square root of 389323822 is about 19731.2904291635. The cubic root of 389323822 is about 730.1918692504.

The spelling of 389323822 in words is "three hundred eighty-nine million, three hundred twenty-three thousand, eight hundred twenty-two".