99015869 has 8 divisors (see below), whose sum is σ = 99939840. Its totient is φ = 98096400.

The previous prime is 99015863. The next prime is 99015877. The reversal of 99015869 is 96851099.

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 99015869 - 2¹⁶ = 98950333 is a prime.

It is a super-2 number, since 2×99015869² = 19608284627650322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99015863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55412 + ... + 57170.

It is an arithmetic number, because the mean of its divisors is an integer number (12492480).

Almost surely, 2^99015869 is an apocalyptic number.

It is an amenable number.

99015869 is a deficient number, since it is larger than the sum of its proper divisors (923971).

99015869 is a wasteful number, since it uses less digits than its factorization.

99015869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251.

The product of its (nonzero) digits is 174960, while the sum is 47.

The square root of 99015869 is about 9950.6717863670. The cubic root of 99015869 is about 462.6312171148.

The spelling of 99015869 in words is "ninety-nine million, fifteen thousand, eight hundred sixty-nine".