99380882 has 4 divisors (see below), whose sum is σ = 149071326. Its totient is φ = 49690440.

The previous prime is 99380881. The next prime is 99380977. The reversal of 99380882 is 28808399.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28808399 = 367 ⋅78497.

It can be written as a sum of positive squares in only one way, i.e., 90801841 + 8579041 = 9529^2 + 2929^2 .

It is not an unprimeable number, because it can be changed into a prime (99380881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24845219 + ... + 24845222.

Almost surely, 2^99380882 is an apocalyptic number.

99380882 is a deficient number, since it is larger than the sum of its proper divisors (49690444).

99380882 is a wasteful number, since it uses less digits than its factorization.

99380882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49690443.

The product of its (nonzero) digits is 248832, while the sum is 47.

The square root of 99380882 is about 9968.9960377161. The cubic root of 99380882 is about 463.1990026308.

The spelling of 99380882 in words is "ninety-nine million, three hundred eighty thousand, eight hundred eighty-two".