99999162 has 12 divisors (see below), whose sum is σ = 216664890.
Its totient is φ = 33333048.
The previous prime is 99999157. The next prime is 99999167. The reversal of 99999162 is 26199999.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (99999157) and next prime (99999167).
It can be written as a sum of positive squares in only one way, i.e., 97002801 + 2996361 = 9849^2 + 1731^2
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 99999099 and 99999108.
It is not an unprimeable number, because it can be changed into a prime (99999167) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2777737 + ... + 2777772.
Almost surely, 299999162 is an apocalyptic number.
99999162 is an abundant number, since it is smaller than the sum of its proper divisors (116665728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99999162 is a wasteful number, since it uses less digits than its factorization.
99999162 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5555517 (or 5555514 counting only the distinct ones).
The product of its digits is 708588, while the sum is 54.
The square root of 99999162 is about 9999.9580999122.
The cubic root of 99999162 is about 464.1575868072.
The spelling of 99999162 in words is "ninety-nine million, nine hundred ninety-nine thousand, one hundred sixty-two".