99999152 has 20 divisors (see below), whose sum is σ = 211362216. Its totient is φ = 45454080.

The previous prime is 99999131. The next prime is 99999157. The reversal of 99999152 is 25199999.

It is a junction number, because it is equal to n+sod(n) for n = 99999094 and 99999103.

It is not an unprimeable number, because it can be changed into a prime (99999157) 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, 283913 + ... + 284264.

Almost surely, 2^99999152 is an apocalyptic number.

It is an amenable number.

99999152 is an abundant number, since it is smaller than the sum of its proper divisors (111363064).

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

99999152 is a wasteful number, since it uses less digits than its factorization.

99999152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568196 (or 568190 counting only the distinct ones).

The product of its digits is 590490, while the sum is 53.

The square root of 99999152 is about 9999.9575999101. The cubic root of 99999152 is about 464.1575713351.

The spelling of 99999152 in words is "ninety-nine million, nine hundred ninety-nine thousand, one hundred fifty-two".