2904423 has 4 divisors (see below), whose sum is σ = 3872568. Its totient is φ = 1936280.

The previous prime is 2904413. The next prime is 2904427. The reversal of 2904423 is 3244092.

It is a happy number.

2904423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2904423 - 2¹⁰ = 2903399 is a prime.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 2904393 and 2904402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2904427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484068 + ... + 484073.

It is an arithmetic number, because the mean of its divisors is an integer number (968142).

2^2904423 is an apocalyptic number.

2904423 is a deficient number, since it is larger than the sum of its proper divisors (968145).

2904423 is an equidigital number, since it uses as much as digits as its factorization.

2904423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968144.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2904423 is about 1704.2367793238. The cubic root of 2904423 is about 142.6767766101.

The spelling of 2904423 in words is "two million, nine hundred four thousand, four hundred twenty-three".