985448833 has 2 divisors, whose sum is σ = 985448834. Its totient is φ = 985448832.

The previous prime is 985448773. The next prime is 985448837. The reversal of 985448833 is 338844589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 969512769 + 15936064 = 31137^2 + 3992^2 .

It is a cyclic number.

It is not a de Polignac number, because 985448833 - 2¹³ = 985440641 is a prime.

It is a super-2 number, since 2×985448833² = 1942218804922123778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (985448837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492724416 + 492724417.

It is an arithmetic number, because the mean of its divisors is an integer number (492724417).

Almost surely, 2^985448833 is an apocalyptic number.

It is an amenable number.

985448833 is a deficient number, since it is larger than the sum of its proper divisors (1).

985448833 is an equidigital number, since it uses as much as digits as its factorization.

985448833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3317760, while the sum is 52.

The square root of 985448833 is about 31391.8593428296. The cubic root of 985448833 is about 995.1258926757.

The spelling of 985448833 in words is "nine hundred eighty-five million, four hundred forty-eight thousand, eight hundred thirty-three".