904849 has 8 divisors (see below), whose sum is σ = 1010592. Its totient is φ = 803040.

The previous prime is 904847. The next prime is 904861. The reversal of 904849 is 948409.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 904849 - 2¹ = 904847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (904847) 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 7 ways as a sum of consecutive naturals, for example, 484 + ... + 1429.

It is an arithmetic number, because the mean of its divisors is an integer number (126324).

2⁹⁰⁴⁸⁴⁹ is an apocalyptic number.

It is an amenable number.

904849 is a deficient number, since it is larger than the sum of its proper divisors (105743).

904849 is a wasteful number, since it uses less digits than its factorization.

904849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 904849 is about 951.2355123733. The cubic root of 904849 is about 96.7220227269.

The spelling of 904849 in words is "nine hundred four thousand, eight hundred forty-nine".