904361 has 2 divisors, whose sum is σ = 904362. Its totient is φ = 904360.
The previous prime is 904357. The next prime is 904369. The reversal of 904361 is 163409.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 891136 + 13225 = 944^2 + 115^2 .
It is an emirp because it is prime and its reverse (163409) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 904361 - 22 = 904357 is a prime.
It is a Chen prime.
It is a nialpdrome in base 16.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 904361.
It is not a weakly prime, because it can be changed into another prime (904369) 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 as a sum of consecutive naturals, namely, 452180 + 452181.
It is an arithmetic number, because the mean of its divisors is an integer number (452181).
2904361 is an apocalyptic number.
It is an amenable number.
904361 is a deficient number, since it is larger than the sum of its proper divisors (1).
904361 is an equidigital number, since it uses as much as digits as its factorization.
904361 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 904361 is about 950.9789692732. The cubic root of 904361 is about 96.7046316724.
The spelling of 904361 in words is "nine hundred four thousand, three hundred sixty-one".
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