8422704 has 100 divisors (see below), whose sum is σ = 24996664. Its totient is φ = 2737152.

The previous prime is 8422703. The next prime is 8422723. The reversal of 8422704 is 4072248.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (8422703) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 86784 + ... + 86880.

Almost surely, 2^8422704 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 8422704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12498332).

8422704 is an abundant number, since it is smaller than the sum of its proper divisors (16573960).

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

8422704 is a wasteful number, since it uses less digits than its factorization.

8422704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 8422704 is about 2902.1895182775. The cubic root of 8422704 is about 203.4622515490.

The spelling of 8422704 in words is "eight million, four hundred twenty-two thousand, seven hundred four".