985036249 has 4 divisors (see below), whose sum is σ = 1027863936. Its totient is φ = 942208564.

The previous prime is 985036229. The next prime is 985036259. The reversal of 985036249 is 942630589.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 942630589 = 223 ⋅4227043.

It is a cyclic number.

It is not a de Polignac number, because 985036249 - 2¹⁷ = 984905177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 985036199 and 985036208.

It is not an unprimeable number, because it can be changed into a prime (985036229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21413809 + ... + 21413854.

It is an arithmetic number, because the mean of its divisors is an integer number (256965984).

Almost surely, 2^985036249 is an apocalyptic number.

It is an amenable number.

985036249 is a deficient number, since it is larger than the sum of its proper divisors (42827687).

985036249 is a wasteful number, since it uses less digits than its factorization.

985036249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42827686.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 985036249 is about 31385.2871422264. The cubic root of 985036249 is about 994.9869947712.

The spelling of 985036249 in words is "nine hundred eighty-five million, thirty-six thousand, two hundred forty-nine".