4020604 has 12 divisors (see below), whose sum is σ = 8041264. Its totient is φ = 1723104.

The previous prime is 4020593. The next prime is 4020617. The reversal of 4020604 is 4060204.

4020604 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71769 + ... + 71824.

Almost surely, 2^4020604 is an apocalyptic number.

It is an amenable number.

4020604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4020604 is a wasteful number, since it uses less digits than its factorization.

4020604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143604 (or 143602 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 4020604 is about 2005.1443838288. The cubic root of 4020604 is about 159.0121953121.

Adding to 4020604 its reverse (4060204), we get a palindrome (8080808).

It can be divided in two parts, 4020 and 604, that added together give a square (4624 = 68²).

The spelling of 4020604 in words is "four million, twenty thousand, six hundred four".