103204404 has 36 divisors (see below), whose sum is σ = 272222496. Its totient is φ = 32905488.

The previous prime is 103204379. The next prime is 103204459. The reversal of 103204404 is 404402301.

103204404 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×103204404² = 21302298009990432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

103204404 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61494 + ... + 63149.

It is an arithmetic number, because the mean of its divisors is an integer number (7561736).

Almost surely, 2^103204404 is an apocalyptic number.

It is an amenable number.

103204404 is an abundant number, since it is smaller than the sum of its proper divisors (169018092).

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

103204404 is a wasteful number, since it uses less digits than its factorization.

103204404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124676 (or 124671 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 103204404 is about 10158.9568362111. The cubic root of 103204404 is about 469.0646919399.

Adding to 103204404 its reverse (404402301), we get a palindrome (507606705).

The spelling of 103204404 in words is "one hundred three million, two hundred four thousand, four hundred four".