8252643422 has 8 divisors (see below), whose sum is σ = 12380904000. Its totient is φ = 4125675424.

The previous prime is 8252643403. The next prime is 8252643433. The reversal of 8252643422 is 2243462528.

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

It is a super-2 number, since 2×8252643422² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307022 + ... + 332817.

It is an arithmetic number, because the mean of its divisors is an integer number (1547613000).

Almost surely, 2^8252643422 is an apocalyptic number.

8252643422 is a deficient number, since it is larger than the sum of its proper divisors (4128260578).

8252643422 is a wasteful number, since it uses less digits than its factorization.

8252643422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646290.

The product of its digits is 184320, while the sum is 38.

The square root of 8252643422 is about 90844.0610166675. The cubic root of 8252643422 is about 2020.8357994427.

The spelling of 8252643422 in words is "eight billion, two hundred fifty-two million, six hundred forty-three thousand, four hundred twenty-two".