98665632 has 216 divisors, whose sum is σ = 323272404. Its totient is φ = 28366848.

The previous prime is 98665621. The next prime is 98665661. The reversal of 98665632 is 23656689.

It is a happy number.

98665632 is a `hidden beast` number, since 9 + 8 + 6 + 6 + 5 + 632 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 96118416 + 2547216 = 9804^2 + 1596^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1351548 + ... + 1351620.

Almost surely, 2^98665632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98665632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161636202).

98665632 is an abundant number, since it is smaller than the sum of its proper divisors (224606772).

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

98665632 is a wasteful number, since it uses less digits than its factorization.

98665632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 110 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 98665632 is about 9933.0575353211. The cubic root of 98665632 is about 462.0851026676.

The spelling of 98665632 in words is "ninety-eight million, six hundred sixty-five thousand, six hundred thirty-two".