4213604 has 6 divisors (see below), whose sum is σ = 7373814. Its totient is φ = 2106800.

The previous prime is 4213591. The next prime is 4213609. The reversal of 4213604 is 4063124.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3648100 + 565504 = 1910^2 + 752^2 .

It is an Ulam number.

It is a d-powerful number, because it can be written as 4⁷ + 2⁹ + 1 + 3⁷ + 6³ + 0 + 4¹¹ .

It is not an unprimeable number, because it can be changed into a prime (4213609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526697 + ... + 526704.

It is an arithmetic number, because the mean of its divisors is an integer number (1228969).

Almost surely, 2^4213604 is an apocalyptic number.

It is an amenable number.

4213604 is a deficient number, since it is larger than the sum of its proper divisors (3160210).

4213604 is a wasteful number, since it uses less digits than its factorization.

4213604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053405 (or 1053403 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4213604 is about 2052.7065060549. The cubic root of 4213604 is about 161.5168759343.

Adding to 4213604 its reverse (4063124), we get a palindrome (8276728).

The spelling of 4213604 in words is "four million, two hundred thirteen thousand, six hundred four".