985679428 has 6 divisors (see below), whose sum is σ = 1724939006. Its totient is φ = 492839712.

The previous prime is 985679413. The next prime is 985679449. The reversal of 985679428 is 824976589.

It can be written as a sum of positive squares in only one way, i.e., 740819524 + 244859904 = 27218^2 + 15648^2 .

It is an unprimeable number.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123209925 + ... + 123209932.

Almost surely, 2^985679428 is an apocalyptic number.

It is an amenable number.

985679428 is a deficient number, since it is larger than the sum of its proper divisors (739259578).

985679428 is a wasteful number, since it uses less digits than its factorization.

985679428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246419861 (or 246419859 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 58.

The square root of 985679428 is about 31395.5319751075. The cubic root of 985679428 is about 995.2035064327.

The spelling of 985679428 in words is "nine hundred eighty-five million, six hundred seventy-nine thousand, four hundred twenty-eight".