4163904 has 42 divisors (see below), whose sum is σ = 11936730. Its totient is φ = 1387776.

The previous prime is 4163903. The next prime is 4163911. The reversal of 4163904 is 4093614.

It can be written as a sum of positive squares in only one way, i.e., 4161600 + 2304 = 2040^2 + 48^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4163903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3039 + ... + 4190.

Almost surely, 2^4163904 is an apocalyptic number.

It is an amenable number.

4163904 is an abundant number, since it is smaller than the sum of its proper divisors (7772826).

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

4163904 is a wasteful number, since it uses less digits than its factorization.

4163904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7247 (or 7234 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 4163904 is about 2040.5646277440. The cubic root of 4163904 is about 160.8793252333.

The spelling of 4163904 in words is "four million, one hundred sixty-three thousand, nine hundred four".