823442122 has 8 divisors (see below), whose sum is σ = 1250798400. Its totient is φ = 406509324.

The previous prime is 823442099. The next prime is 823442129. The reversal of 823442122 is 221244328.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (823442129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2605672 + ... + 2605987.

It is an arithmetic number, because the mean of its divisors is an integer number (156349800).

Almost surely, 2^823442122 is an apocalyptic number.

823442122 is a deficient number, since it is larger than the sum of its proper divisors (427356278).

823442122 is a wasteful number, since it uses less digits than its factorization.

823442122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5211740.

The product of its digits is 6144, while the sum is 28.

The square root of 823442122 is about 28695.6812430024. The cubic root of 823442122 is about 937.2980057139.

The spelling of 823442122 in words is "eight hundred twenty-three million, four hundred forty-two thousand, one hundred twenty-two".