99449238 has 32 divisors (see below), whose sum is σ = 227695104. Its totient is φ = 28366272.

The previous prime is 99449219. The next prime is 99449243. The reversal of 99449238 is 83294499.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 28906 + ... + 32162.

It is an arithmetic number, because the mean of its divisors is an integer number (7115472).

Almost surely, 2^99449238 is an apocalyptic number.

99449238 is an abundant number, since it is smaller than the sum of its proper divisors (128245866).

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

99449238 is a wasteful number, since it uses less digits than its factorization.

99449238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3996.

The product of its digits is 559872, while the sum is 48.

The square root of 99449238 is about 9972.4238778744. The cubic root of 99449238 is about 463.3051772250.

The spelling of 99449238 in words is "ninety-nine million, four hundred forty-nine thousand, two hundred thirty-eight".