99683240 has 64 divisors (see below), whose sum is σ = 242611200. Its totient is φ = 36717568.

The previous prime is 99683239. The next prime is 99683261. The reversal of 99683240 is 4238699.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 30401 + ... + 33519.

It is an arithmetic number, because the mean of its divisors is an integer number (3790800).

Almost surely, 2^99683240 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 99683240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121305600).

99683240 is an abundant number, since it is smaller than the sum of its proper divisors (142927960).

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

99683240 is a wasteful number, since it uses less digits than its factorization.

99683240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3194 (or 3190 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 99683240 is about 9984.1494379842. The cubic root of 99683240 is about 463.6682750862.

The spelling of 99683240 in words is "ninety-nine million, six hundred eighty-three thousand, two hundred forty".