99999076 has 12 divisors (see below), whose sum is σ = 181033020. Its totient is φ = 48275360.

The previous prime is 99999073. The next prime is 99999077. The reversal of 99999076 is 67099999.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45239076 + 54760000 = 6726^2 + 7400^2 .

It is a super-3 number, since 3×99999076³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 99999076.

It is not an unprimeable number, because it can be changed into a prime (99999073) 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, 430915 + ... + 431146.

It is an arithmetic number, because the mean of its divisors is an integer number (15086085).

Almost surely, 2^99999076 is an apocalyptic number.

It is an amenable number.

99999076 is a deficient number, since it is larger than the sum of its proper divisors (81033944).

99999076 is a wasteful number, since it uses less digits than its factorization.

99999076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862094 (or 862092 counting only the distinct ones).

The product of its (nonzero) digits is 2480058, while the sum is 58.

The square root of 99999076 is about 9999.9537998933. The cubic root of 99999076 is about 464.1574537475.

The spelling of 99999076 in words is "ninety-nine million, nine hundred ninety-nine thousand, seventy-six".