98989648 has 10 divisors (see below), whose sum is σ = 191792474. Its totient is φ = 49494816.

The previous prime is 98989643. The next prime is 98989651. The reversal of 98989648 is 84698989.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 83685904 + 15303744 = 9148^2 + 3912^2 .

It is a super-2 number, since 2×98989648² = 19597900822327808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98989643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3093411 + ... + 3093442.

Almost surely, 2^98989648 is an apocalyptic number.

It is an amenable number.

98989648 is a deficient number, since it is larger than the sum of its proper divisors (92802826).

98989648 is a wasteful number, since it uses less digits than its factorization.

98989648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6186861 (or 6186855 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 61.

The square root of 98989648 is about 9949.3541498933. The cubic root of 98989648 is about 462.5903761054.

The spelling of 98989648 in words is "ninety-eight million, nine hundred eighty-nine thousand, six hundred forty-eight".