4540904 has 32 divisors (see below), whose sum is σ = 9114120. Its totient is φ = 2113536.

The previous prime is 4540903. The next prime is 4540909. The reversal of 4540904 is 4090454.

4540904 is nontrivially palindromic in base 3 and base 9.

It can be written as a sum of positive squares in 4 ways, for example, as 4452100 + 88804 = 2110^2 + 298^2 .

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (4540903) 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, 23432 + ... + 23624.

Almost surely, 2^4540904 is an apocalyptic number.

It is an amenable number.

4540904 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

4540904 is a wasteful number, since it uses less digits than its factorization.

4540904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389 (or 385 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 4540904 is about 2130.9396988183. The cubic root of 4540904 is about 165.5950841423.

The spelling of 4540904 in words is "four million, five hundred forty thousand, nine hundred four".