4201604 has 18 divisors (see below), whose sum is σ = 8082942. Its totient is φ = 1909600.

The previous prime is 4201583. The next prime is 4201621. The reversal of 4201604 is 4061024.

It can be written as a sum of positive squares in only one way, i.e., 4008004 + 193600 = 2002^2 + 440^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3857 + ... + 4824.

Almost surely, 2^4201604 is an apocalyptic number.

4201604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4201604 is a deficient number, since it is larger than the sum of its proper divisors (3881338).

4201604 is a wasteful number, since it uses less digits than its factorization.

4201604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8707 (or 8694 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 4201604 is about 2049.7814517650. The cubic root of 4201604 is about 161.3634011911.

Adding to 4201604 its reverse (4061024), we get a palindrome (8262628).

The spelling of 4201604 in words is "four million, two hundred one thousand, six hundred four".