8538212422 has 16 divisors (see below), whose sum is σ = 13430449440. Its totient is φ = 4065429312.

The previous prime is 8538212401. The next prime is 8538212429. The reversal of 8538212422 is 2242128358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8538212429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004058 + ... + 1012525.

It is an arithmetic number, because the mean of its divisors is an integer number (839403090).

Almost surely, 2^8538212422 is an apocalyptic number.

8538212422 is a deficient number, since it is larger than the sum of its proper divisors (4892237018).

8538212422 is a wasteful number, since it uses less digits than its factorization.

8538212422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016687.

The product of its digits is 61440, while the sum is 37.

The square root of 8538212422 is about 92402.4481385639. The cubic root of 8538212422 is about 2043.8812133932.

The spelling of 8538212422 in words is "eight billion, five hundred thirty-eight million, two hundred twelve thousand, four hundred twenty-two".