99380042 has 8 divisors (see below), whose sum is σ = 154210500. Its totient is φ = 47976544.

The previous prime is 99380027. The next prime is 99380053. The reversal of 99380042 is 24008399.

It can be written as a sum of positive squares in 2 ways, for example, as 97042201 + 2337841 = 9851^2 + 1529^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 99379984 and 99380011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856667 + ... + 856782.

Almost surely, 2^99380042 is an apocalyptic number.

99380042 is a deficient number, since it is larger than the sum of its proper divisors (54830458).

99380042 is a wasteful number, since it uses less digits than its factorization.

99380042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713480.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 99380042 is about 9968.9539070055. The cubic root of 99380042 is about 463.1976975902.

The spelling of 99380042 in words is "ninety-nine million, three hundred eighty thousand, forty-two".