3813204 has 24 divisors (see below), whose sum is σ = 9088128. Its totient is φ = 1243840.

The previous prime is 3813169. The next prime is 3813211. The reversal of 3813204 is 4023183.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2817 + ... + 3944.

It is an arithmetic number, because the mean of its divisors is an integer number (378672).

Almost surely, 2^3813204 is an apocalyptic number.

It is an amenable number.

3813204 is an abundant number, since it is smaller than the sum of its proper divisors (5274924).

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

3813204 is a wasteful number, since it uses less digits than its factorization.

3813204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6815 (or 6813 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3813204 is about 1952.7426865821. The cubic root of 3813204 is about 156.2296092858.

Subtracting from 3813204 its sum of digits (21), we obtain a palindrome (3813183).

Adding to 3813204 its reverse (4023183), we get a palindrome (7836387).

The spelling of 3813204 in words is "three million, eight hundred thirteen thousand, two hundred four".