904342273 has 2 divisors, whose sum is σ = 904342274. Its totient is φ = 904342272.

The previous prime is 904342253. The next prime is 904342291. The reversal of 904342273 is 372243409.

It is a happy number.

904342273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 897122304 + 7219969 = 29952^2 + 2687^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-904342273 is a prime.

It is not a weakly prime, because it can be changed into another prime (904342253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452171136 + 452171137.

It is an arithmetic number, because the mean of its divisors is an integer number (452171137).

Almost surely, 2^904342273 is an apocalyptic number.

It is an amenable number.

904342273 is a deficient number, since it is larger than the sum of its proper divisors (1).

904342273 is an equidigital number, since it uses as much as digits as its factorization.

904342273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 904342273 is about 30072.2841334010. The cubic root of 904342273 is about 967.0396416602.

The spelling of 904342273 in words is "nine hundred four million, three hundred forty-two thousand, two hundred seventy-three".