8213213296 has 40 divisors (see below), whose sum is σ = 16765194320. Its totient is φ = 3887087616.

The previous prime is 8213213273. The next prime is 8213213297. The reversal of 8213213296 is 6923123128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8213213297) 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, 357616 + ... + 379888.

It is an arithmetic number, because the mean of its divisors is an integer number (419129858).

Almost surely, 2^8213213296 is an apocalyptic number.

It is an amenable number.

8213213296 is an abundant number, since it is smaller than the sum of its proper divisors (8551981024).

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

8213213296 is a wasteful number, since it uses less digits than its factorization.

8213213296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23513 (or 23507 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 8213213296 is about 90626.7802363076. The cubic root of 8213213296 is about 2017.6122241843.

The spelling of 8213213296 in words is "eight billion, two hundred thirteen million, two hundred thirteen thousand, two hundred ninety-six".