99818146 has 8 divisors (see below), whose sum is σ = 149795100. Its totient is φ = 49886448.

The previous prime is 99818129. The next prime is 99818189. The reversal of 99818146 is 64181899.

It can be written as a sum of positive squares in 2 ways, for example, as 99780121 + 38025 = 9989^2 + 195^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 99818096 and 99818105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5121 + ... + 15028.

Almost surely, 2^99818146 is an apocalyptic number.

99818146 is a deficient number, since it is larger than the sum of its proper divisors (49976954).

99818146 is a wasteful number, since it uses less digits than its factorization.

99818146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22628.

The product of its digits is 124416, while the sum is 46.

The square root of 99818146 is about 9990.9031623773. The cubic root of 99818146 is about 463.8773487997.

The spelling of 99818146 in words is "ninety-nine million, eight hundred eighteen thousand, one hundred forty-six".