8426229372 has 72 divisors (see below), whose sum is σ = 23730400512. Its totient is φ = 2499069600.

The previous prime is 8426229359. The next prime is 8426229403. The reversal of 8426229372 is 2739226248.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 207754 + ... + 244977.

It is an arithmetic number, because the mean of its divisors is an integer number (329588896).

Almost surely, 2^8426229372 is an apocalyptic number.

It is an amenable number.

8426229372 is an abundant number, since it is smaller than the sum of its proper divisors (15304171140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8426229372 is a wasteful number, since it uses less digits than its factorization.

8426229372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452799 (or 452794 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 8426229372 is about 91794.4953251555. The cubic root of 8426229372 is about 2034.9063436101.

The spelling of 8426229372 in words is "eight billion, four hundred twenty-six million, two hundred twenty-nine thousand, three hundred seventy-two".