98820648 has 40 divisors (see below), whose sum is σ = 276791130. Its totient is φ = 32940000.

The previous prime is 98820641. The next prime is 98820697. The reversal of 98820648 is 84602889.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 94828644 + 3992004 = 9738^2 + 1998^2 .

It is a super-2 number, since 2×98820648² = 19531040942279808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98820641) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 75603 + ... + 76898.

Almost surely, 2^98820648 is an apocalyptic number.

It is an amenable number.

98820648 is an abundant number, since it is smaller than the sum of its proper divisors (177970482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98820648 is a wasteful number, since it uses less digits than its factorization.

98820648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152519 (or 152506 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The square root of 98820648 is about 9940.8575082837. The cubic root of 98820648 is about 462.3269737967.

The spelling of 98820648 in words is "ninety-eight million, eight hundred twenty thousand, six hundred forty-eight".