986728225 has 24 divisors (see below), whose sum is σ = 1417508480. Its totient is φ = 667336320.

The previous prime is 986728217. The next prime is 986728231. The reversal of 986728225 is 522827689.

It is a happy number.

It is not a de Polignac number, because 986728225 - 2³ = 986728217 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25845 + ... + 51394.

Almost surely, 2^986728225 is an apocalyptic number.

It is an amenable number.

986728225 is a deficient number, since it is larger than the sum of its proper divisors (430780255).

986728225 is a wasteful number, since it uses less digits than its factorization.

986728225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77329 (or 77324 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 986728225 is about 31412.2305002367. The cubic root of 986728225 is about 995.5563582964.

The spelling of 986728225 in words is "nine hundred eighty-six million, seven hundred twenty-eight thousand, two hundred twenty-five".