99319442 has 8 divisors (see below), whose sum is σ = 149022336. Its totient is φ = 49645332.

The previous prime is 99319439. The next prime is 99319453. The reversal of 99319442 is 24491399.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 99319442.

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 3 ways as a sum of consecutive naturals, for example, 7163 + ... + 15809.

It is an arithmetic number, because the mean of its divisors is an integer number (18627792).

Almost surely, 2^99319442 is an apocalyptic number.

99319442 is a deficient number, since it is larger than the sum of its proper divisors (49702894).

99319442 is a wasteful number, since it uses less digits than its factorization.

99319442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14392.

The product of its digits is 69984, while the sum is 41.

The square root of 99319442 is about 9965.9140072549. The cubic root of 99319442 is about 463.1035288238.

The spelling of 99319442 in words is "ninety-nine million, three hundred nineteen thousand, four hundred forty-two".