99442206 has 24 divisors (see below), whose sum is σ = 218412480. Its totient is φ = 32692896.

The previous prime is 99442201. The next prime is 99442207. The reversal of 99442206 is 60224499.

99442206 is a `hidden beast` number, since 9 + 9 + 442 + 206 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99442201) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 36526 + ... + 39153.

It is an arithmetic number, because the mean of its divisors is an integer number (9100520).

Almost surely, 2^99442206 is an apocalyptic number.

99442206 is an abundant number, since it is smaller than the sum of its proper divisors (118970274).

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

99442206 is a wasteful number, since it uses less digits than its factorization.

99442206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75760 (or 75757 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 99442206 is about 9972.0712993841. The cubic root of 99442206 is about 463.2942569510.

The spelling of 99442206 in words is "ninety-nine million, four hundred forty-two thousand, two hundred six".