99057830 has 16 divisors (see below), whose sum is σ = 187688880. Its totient is φ = 37537632.

The previous prime is 99057821. The next prime is 99057857. The reversal of 99057830 is 3875099.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 260489 + ... + 260868.

It is an arithmetic number, because the mean of its divisors is an integer number (11730555).

Almost surely, 2^99057830 is an apocalyptic number.

99057830 is a deficient number, since it is larger than the sum of its proper divisors (88631050).

99057830 is a wasteful number, since it uses less digits than its factorization.

99057830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521383.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 99057830 is about 9952.7800136444. The cubic root of 99057830 is about 462.6965592568.

The spelling of 99057830 in words is "ninety-nine million, fifty-seven thousand, eight hundred thirty".