99557822 has 16 divisors (see below), whose sum is σ = 183799392. Its totient is φ = 39385440.

The previous prime is 99557819. The next prime is 99557827. The reversal of 99557822 is 22875599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99557827) 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 7 ways as a sum of consecutive naturals, for example, 273329 + ... + 273692.

It is an arithmetic number, because the mean of its divisors is an integer number (11487462).

Almost surely, 2^99557822 is an apocalyptic number.

99557822 is a deficient number, since it is larger than the sum of its proper divisors (84241570).

99557822 is a wasteful number, since it uses less digits than its factorization.

99557822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547043.

The product of its digits is 453600, while the sum is 47.

The square root of 99557822 is about 9977.8666056427. The cubic root of 99557822 is about 463.4737363546.

The spelling of 99557822 in words is "ninety-nine million, five hundred fifty-seven thousand, eight hundred twenty-two".