403204 has 6 divisors (see below), whose sum is σ = 705614. Its totient is φ = 201600.

The previous prime is 403181. The next prime is 403219. The reversal of 403204 is 402304.

403204 = T₄₄₇ + T₄₄₈ + ... + T₄₅₀.

It can be written as a sum of positive squares in only one way, i.e., 202500 + 200704 = 450^2 + 448^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50397 + ... + 50404.

2⁴⁰³²⁰⁴ is an apocalyptic number.

It is an amenable number.

403204 is a deficient number, since it is larger than the sum of its proper divisors (302410).

403204 is a wasteful number, since it uses less digits than its factorization.

403204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100805 (or 100803 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 403204 is about 634.9834643516. The cubic root of 403204 is about 73.8768343180.

Adding to 403204 its reverse (402304), we get a palindrome (805508).

Subtracting from 403204 its reverse (402304), we obtain a square (900 = 30²).

The spelling of 403204 in words is "four hundred three thousand, two hundred four", and thus it is an iban number.