3894320 has 20 divisors (see below), whose sum is σ = 9054480. Its totient is φ = 1557696.

The previous prime is 3894307. The next prime is 3894329. The reversal of 3894320 is 234983.

3894320 is nontrivially palindromic in base 15.

3894320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (3894329) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 24260 + ... + 24419.

It is an arithmetic number, because the mean of its divisors is an integer number (452724).

Almost surely, 2^3894320 is an apocalyptic number.

It is an amenable number.

3894320 is an abundant number, since it is smaller than the sum of its proper divisors (5160160).

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

3894320 is a wasteful number, since it uses less digits than its factorization.

3894320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48692 (or 48686 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3894320 is about 1973.4031519180. The cubic root of 3894320 is about 157.3296385867.

The spelling of 3894320 in words is "three million, eight hundred ninety-four thousand, three hundred twenty".