4591604 has 12 divisors (see below), whose sum is σ = 8063328. Its totient is φ = 2287800.

The previous prime is 4591591. The next prime is 4591607. The reversal of 4591604 is 4061954.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4591607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602 + ... + 3089.

It is an arithmetic number, because the mean of its divisors is an integer number (671944).

Almost surely, 2^4591604 is an apocalyptic number.

It is an amenable number.

4591604 is a deficient number, since it is larger than the sum of its proper divisors (3471724).

4591604 is a wasteful number, since it uses less digits than its factorization.

4591604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4006 (or 4004 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 4591604 is about 2142.8028374071. The cubic root of 4591604 is about 166.2091040795.

The spelling of 4591604 in words is "four million, five hundred ninety-one thousand, six hundred four".