99868535 has 8 divisors (see below), whose sum is σ = 129060960. Its totient is φ = 73749024.

The previous prime is 99868519. The next prime is 99868567. The reversal of 99868535 is 53586899.

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

It is a cyclic number.

It is not a de Polignac number, because 99868535 - 2⁴ = 99868519 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768155 + ... + 768284.

It is an arithmetic number, because the mean of its divisors is an integer number (16132620).

Almost surely, 2^99868535 is an apocalyptic number.

99868535 is a deficient number, since it is larger than the sum of its proper divisors (29192425).

99868535 is a wasteful number, since it uses less digits than its factorization.

99868535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536457.

The product of its digits is 2332800, while the sum is 53.

The square root of 99868535 is about 9993.4245881980. The cubic root of 99868535 is about 463.9553920032.

The spelling of 99868535 in words is "ninety-nine million, eight hundred sixty-eight thousand, five hundred thirty-five".