8216634 has 16 divisors (see below), whose sum is σ = 16783488. Its totient is φ = 2680512.

The previous prime is 8216609. The next prime is 8216641. The reversal of 8216634 is 4366128.

8216634 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14287 + ... + 14850.

It is an arithmetic number, because the mean of its divisors is an integer number (1048968).

Almost surely, 2^8216634 is an apocalyptic number.

8216634 is an abundant number, since it is smaller than the sum of its proper divisors (8566854).

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

8216634 is a wasteful number, since it uses less digits than its factorization.

8216634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29189.

The product of its digits is 6912, while the sum is 30.

The square root of 8216634 is about 2866.4671636005. The cubic root of 8216634 is about 201.7892289003.

The spelling of 8216634 in words is "eight million, two hundred sixteen thousand, six hundred thirty-four".