99241399 has 4 divisors (see below), whose sum is σ = 99319680. Its totient is φ = 99163120.

The previous prime is 99241391. The next prime is 99241421. The reversal of 99241399 is 99314299.

99241399 is nontrivially palindromic in base 6.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99241399 - 2³ = 99241391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99241391) by changing a digit.

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, 37207 + ... + 39784.

It is an arithmetic number, because the mean of its divisors is an integer number (24829920).

Almost surely, 2^99241399 is an apocalyptic number.

99241399 is a deficient number, since it is larger than the sum of its proper divisors (78281).

99241399 is a wasteful number, since it uses less digits than its factorization.

99241399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78280.

The product of its digits is 157464, while the sum is 46.

The square root of 99241399 is about 9961.9977414171. The cubic root of 99241399 is about 462.9821982342.

Subtracting 99241399 from its reverse (99314299), we obtain a square (72900 = 270²).

The spelling of 99241399 in words is "ninety-nine million, two hundred forty-one thousand, three hundred ninety-nine".