3204523 has 4 divisors (see below), whose sum is σ = 3662320. Its totient is φ = 2746728.

The previous prime is 3204511. The next prime is 3204557. The reversal of 3204523 is 3254023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3204523 - 2⁹ = 3204011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3204523.

It is not an unprimeable number, because it can be changed into a prime (3204503) 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, 228888 + ... + 228901.

It is an arithmetic number, because the mean of its divisors is an integer number (915580).

Almost surely, 2^3204523 is an apocalyptic number.

3204523 is a deficient number, since it is larger than the sum of its proper divisors (457797).

3204523 is an equidigital number, since it uses as much as digits as its factorization.

3204523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457796.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 3204523 is about 1790.1181525251. The cubic root of 3204523 is about 147.4306559039.

Adding to 3204523 its reverse (3254023), we get a palindrome (6458546).

The spelling of 3204523 in words is "three million, two hundred four thousand, five hundred twenty-three".