900481 has 2 divisors, whose sum is σ = 900482. Its totient is φ = 900480.

The previous prime is 900461. The next prime is 900491. The reversal of 900481 is 184009.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 781456 + 119025 = 884^2 + 345^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-900481 is a prime.

It is a super-2 number, since 2×900481² = 1621732062722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (900461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450240 + 450241.

It is an arithmetic number, because the mean of its divisors is an integer number (450241).

2⁹⁰⁰⁴⁸¹ is an apocalyptic number.

It is an amenable number.

900481 is a deficient number, since it is larger than the sum of its proper divisors (1).

900481 is an equidigital number, since it uses as much as digits as its factorization.

900481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 900481 is about 948.9367734470. The cubic root of 900481 is about 96.5661354119.

The spelling of 900481 in words is "nine hundred thousand, four hundred eighty-one".