9477864 has 64 divisors (see below), whose sum is σ = 28728000. Its totient is φ = 2871360.

The previous prime is 9477851. The next prime is 9477889. The reversal of 9477864 is 4687749.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382 + ... + 4370.

It is an arithmetic number, because the mean of its divisors is an integer number (448875).

Almost surely, 2^9477864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9477864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14364000).

9477864 is an abundant number, since it is smaller than the sum of its proper divisors (19250136).

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

9477864 is a wasteful number, since it uses less digits than its factorization.

9477864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015 (or 4005 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 9477864 is about 3078.6139738525. The cubic root of 9477864 is about 211.6265527003.

The spelling of 9477864 in words is "nine million, four hundred seventy-seven thousand, eight hundred sixty-four".