8622422450 has 12 divisors (see below), whose sum is σ = 16037705850. Its totient is φ = 3448968960.

The previous prime is 8622422401. The next prime is 8622422527. The reversal of 8622422450 is 542242268.

It is a Cunningham number, because it is equal to 92857²+1.

It can be written as a sum of positive squares in 3 ways, for example, as 7946474449 + 675948001 = 89143^2 + 25999^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8622422450.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86224175 + ... + 86224274.

Almost surely, 2^8622422450 is an apocalyptic number.

8622422450 is a deficient number, since it is larger than the sum of its proper divisors (7415283400).

8622422450 is a wasteful number, since it uses less digits than its factorization.

8622422450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172448461 (or 172448456 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

The square root of 8622422450 is about 92857.0000053846. Note that the first 5 decimals coincide. The cubic root of 8622422450 is about 2050.5786548112.

The spelling of 8622422450 in words is "eight billion, six hundred twenty-two million, four hundred twenty-two thousand, four hundred fifty".