985590433 has 8 divisors (see below), whose sum is σ = 1021360680. Its totient is φ = 949939200.

The previous prime is 985590427. The next prime is 985590451. The reversal of 985590433 is 334095589.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 207849889 + 777740544 = 14417^2 + 27888^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 985590433 - 2¹⁷ = 985459361 is a prime.

It is a super-2 number, since 2×985590433² = 1942777003242254978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (985590493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12718 + ... + 46183.

It is an arithmetic number, because the mean of its divisors is an integer number (127670085).

Almost surely, 2^985590433 is an apocalyptic number.

It is an amenable number.

985590433 is a deficient number, since it is larger than the sum of its proper divisors (35770247).

985590433 is a wasteful number, since it uses less digits than its factorization.

985590433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59507.

The product of its (nonzero) digits is 583200, while the sum is 46.

The square root of 985590433 is about 31394.1146236042. The cubic root of 985590433 is about 995.1735538947.

The spelling of 985590433 in words is "nine hundred eighty-five million, five hundred ninety thousand, four hundred thirty-three".