900334321 has 2 divisors, whose sum is σ = 900334322. Its totient is φ = 900334320.

The previous prime is 900334289. The next prime is 900334411. The reversal of 900334321 is 123433009.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 735494400 + 164839921 = 27120^2 + 12839^2 .

It is a cyclic number.

It is not a de Polignac number, because 900334321 - 2⁵ = 900334289 is a prime.

It is equal to p_46025440 and since 900334321 and 46025440 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (900334121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450167160 + 450167161.

It is an arithmetic number, because the mean of its divisors is an integer number (450167161).

Almost surely, 2^900334321 is an apocalyptic number.

It is an amenable number.

900334321 is a deficient number, since it is larger than the sum of its proper divisors (1).

900334321 is an equidigital number, since it uses as much as digits as its factorization.

900334321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 900334321 is about 30005.5714993066. The cubic root of 900334321 is about 965.6089192045.

The spelling of 900334321 in words is "nine hundred million, three hundred thirty-four thousand, three hundred twenty-one".