99796290 has 64 divisors (see below), whose sum is σ = 276670080. Its totient is φ = 22768640.

The previous prime is 99796283. The next prime is 99796309. The reversal of 99796290 is 9269799.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon 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 31 ways as a sum of consecutive naturals, for example, 3285 + ... + 14504.

It is an arithmetic number, because the mean of its divisors is an integer number (4322970).

Almost surely, 2^99796290 is an apocalyptic number.

99796290 is an abundant number, since it is smaller than the sum of its proper divisors (176873790).

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

99796290 is a wasteful number, since it uses less digits than its factorization.

99796290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17827.

The product of its (nonzero) digits is 551124, while the sum is 51.

The square root of 99796290 is about 9989.8093074893. The cubic root of 99796290 is about 463.8434897477.

The spelling of 99796290 in words is "ninety-nine million, seven hundred ninety-six thousand, two hundred ninety".