99869076 has 18 divisors (see below), whose sum is σ = 252446922. Its totient is φ = 33289680.

The previous prime is 99869057. The next prime is 99869083. The reversal of 99869076 is 67096899.

It can be written as a sum of positive squares in only one way, i.e., 89756676 + 10112400 = 9474^2 + 3180^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1387035 + ... + 1387106.

It is an arithmetic number, because the mean of its divisors is an integer number (14024829).

Almost surely, 2^99869076 is an apocalyptic number.

It is an amenable number.

99869076 is an abundant number, since it is smaller than the sum of its proper divisors (152577846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99869076 is a wasteful number, since it uses less digits than its factorization.

99869076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774151 (or 2774146 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 54.

The square root of 99869076 is about 9993.4516559595. The cubic root of 99869076 is about 463.9562297693.

The spelling of 99869076 in words is "ninety-nine million, eight hundred sixty-nine thousand, seventy-six".