904573 has 2 divisors, whose sum is σ = 904574. Its totient is φ = 904572.

The previous prime is 904559. The next prime is 904577. The reversal of 904573 is 375409.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 459684 + 444889 = 678^2 + 667^2 .

It is a cyclic number.

It is not a de Polignac number, because 904573 - 2¹³ = 896381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (904577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452286 + 452287.

It is an arithmetic number, because the mean of its divisors is an integer number (452287).

2⁹⁰⁴⁵⁷³ is an apocalyptic number.

It is an amenable number.

904573 is a deficient number, since it is larger than the sum of its proper divisors (1).

904573 is an equidigital number, since it uses as much as digits as its factorization.

904573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 904573 is about 951.0904268260. The cubic root of 904573 is about 96.7121875710.

The spelling of 904573 in words is "nine hundred four thousand, five hundred seventy-three".