904969 has 8 divisors (see below), whose sum is σ = 990080. Its totient is φ = 822096.

The previous prime is 904933. The next prime is 904987. The reversal of 904969 is 969409.

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 904969 - 2¹⁷ = 773897 is a prime.

It is a super-2 number, since 2×904969² = 1637937781922, which contains 22 as substring.

904969 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (904919) 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, 352 + ... + 1390.

It is an arithmetic number, because the mean of its divisors is an integer number (123760).

2⁹⁰⁴⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

904969 is a deficient number, since it is larger than the sum of its proper divisors (85111).

904969 is a wasteful number, since it uses less digits than its factorization.

904969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 904969 is about 951.2985861442. The cubic root of 904969 is about 96.7262982579.

The spelling of 904969 in words is "nine hundred four thousand, nine hundred sixty-nine".