8547966 has 48 divisors (see below), whose sum is σ = 21340800. Its totient is φ = 2422224.

The previous prime is 8547949. The next prime is 8547983. The reversal of 8547966 is 6697458.

It is an interprime number because it is at equal distance from previous prime (8547949) and next prime (8547983).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22365 + ... + 22743.

It is an arithmetic number, because the mean of its divisors is an integer number (444600).

Almost surely, 2^8547966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8547966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10670400).

8547966 is an abundant number, since it is smaller than the sum of its proper divisors (12792834).

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

8547966 is a wasteful number, since it uses less digits than its factorization.

8547966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573 (or 570 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 8547966 is about 2923.6904760935. The cubic root of 8547966 is about 204.4659189224.

The spelling of 8547966 in words is "eight million, five hundred forty-seven thousand, nine hundred sixty-six".