99836290 has 8 divisors (see below), whose sum is σ = 179705340. Its totient is φ = 39934512.

The previous prime is 99836281. The next prime is 99836293. The reversal of 99836290 is 9263899.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 99780121 + 56169 = 9989^2 + 237^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 99836290.

It is not an unprimeable number, because it can be changed into a prime (99836293) 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 3 ways as a sum of consecutive naturals, for example, 4991805 + ... + 4991824.

Almost surely, 2^99836290 is an apocalyptic number.

99836290 is a deficient number, since it is larger than the sum of its proper divisors (79869050).

99836290 is a wasteful number, since it uses less digits than its factorization.

99836290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9983636.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 99836290 is about 9991.8111471344. The cubic root of 99836290 is about 463.9054535116.

The spelling of 99836290 in words is "ninety-nine million, eight hundred thirty-six thousand, two hundred ninety".