8413220534 has 4 divisors (see below), whose sum is σ = 12619830804. Its totient is φ = 4206610266.

The previous prime is 8413220521. The next prime is 8413220551. The reversal of 8413220534 is 4350223148.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8413220534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2103305132 + ... + 2103305135.

It is an arithmetic number, because the mean of its divisors is an integer number (3154957701).

Almost surely, 2^8413220534 is an apocalyptic number.

8413220534 is a deficient number, since it is larger than the sum of its proper divisors (4206610270).

8413220534 is a wasteful number, since it uses less digits than its factorization.

8413220534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4206610269.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 8413220534 is about 91723.6094688821. The cubic root of 8413220534 is about 2033.8586072181.

The spelling of 8413220534 in words is "eight billion, four hundred thirteen million, two hundred twenty thousand, five hundred thirty-four".