99826140 has 48 divisors (see below), whose sum is σ = 280399392. Its totient is φ = 26535936.

The previous prime is 99826127. The next prime is 99826151. The reversal of 99826140 is 4162899.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17752 + ... + 22688.

It is an arithmetic number, because the mean of its divisors is an integer number (5841654).

Almost surely, 2^99826140 is an apocalyptic number.

It is an amenable number.

99826140 is an abundant number, since it is smaller than the sum of its proper divisors (180573252).

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

99826140 is a wasteful number, since it uses less digits than its factorization.

99826140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5286 (or 5284 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 99826140 is about 9991.3032182994. The cubic root of 99826140 is about 463.8897317738.

The spelling of 99826140 in words is "ninety-nine million, eight hundred twenty-six thousand, one hundred forty".