904484069 has 4 divisors (see below), whose sum is σ = 904557696. Its totient is φ = 904410444.

The previous prime is 904484041. The next prime is 904484083. The reversal of 904484069 is 960484409.

It is a happy number.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 904484069 - 2²⁰ = 903435493 is a prime.

It is a super-2 number, since 2×904484069² = 1636182862149593522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904484369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13439 + ... + 44604.

It is an arithmetic number, because the mean of its divisors is an integer number (226139424).

Almost surely, 2^904484069 is an apocalyptic number.

It is an amenable number.

904484069 is a deficient number, since it is larger than the sum of its proper divisors (73627).

904484069 is a wasteful number, since it uses less digits than its factorization.

904484069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73626.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 904484069 is about 30074.6416271250. The cubic root of 904484069 is about 967.0901812221.

The spelling of 904484069 in words is "nine hundred four million, four hundred eighty-four thousand, sixty-nine".