4591904 has 48 divisors (see below), whose sum is σ = 10015488. Its totient is φ = 2061312.

The previous prime is 4591903. The next prime is 4591913. The reversal of 4591904 is 4091954.

4591904 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (4591903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12329 + ... + 12695.

It is an arithmetic number, because the mean of its divisors is an integer number (208656).

Almost surely, 2^4591904 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 4591904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5007744).

4591904 is an abundant number, since it is smaller than the sum of its proper divisors (5423584).

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

4591904 is a wasteful number, since it uses less digits than its factorization.

4591904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 4591904 is about 2142.8728380378. The cubic root of 4591904 is about 166.2127238491.

The spelling of 4591904 in words is "four million, five hundred ninety-one thousand, nine hundred four".