8667904 has 54 divisors (see below), whose sum is σ = 20155884. Its totient is φ = 3709440.

The previous prime is 8667899. The next prime is 8667907. The reversal of 8667904 is 4097668.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (8667907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12199 + ... + 12889.

Almost surely, 2^8667904 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 8667904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10077942).

8667904 is an abundant number, since it is smaller than the sum of its proper divisors (11487980).

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

8667904 is an equidigital number, since it uses as much as digits as its factorization.

8667904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 8667904 is about 2944.1304318933. The cubic root of 8667904 is about 205.4177797741.

The spelling of 8667904 in words is "eight million, six hundred sixty-seven thousand, nine hundred four".