904229 has 4 divisors (see below), whose sum is σ = 951840. Its totient is φ = 856620.

The previous prime is 904219. The next prime is 904261. The reversal of 904229 is 922409.

904229 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 922409 = 709 ⋅1301.

It is a cyclic number.

It is not a de Polignac number, because 904229 - 2¹⁶ = 838693 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 904198 and 904207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904219) 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, 23777 + ... + 23814.

It is an arithmetic number, because the mean of its divisors is an integer number (237960).

2⁹⁰⁴²²⁹ is an apocalyptic number.

It is an amenable number.

904229 is a deficient number, since it is larger than the sum of its proper divisors (47611).

904229 is a wasteful number, since it uses less digits than its factorization.

904229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47610.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 904229 is about 950.9095645749. The cubic root of 904229 is about 96.6999264597.

The spelling of 904229 in words is "nine hundred four thousand, two hundred twenty-nine".