16995099 has 32 divisors (see below), whose sum is σ = 26265600. Its totient is φ = 9676800.

The previous prime is 16995071. The next prime is 16995107. The reversal of 16995099 is 99059961.

It is a happy number.

It is not a de Polignac number, because 16995099 - 2⁸ = 16994843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16995049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37627 + ... + 38075.

It is an arithmetic number, because the mean of its divisors is an integer number (820800).

Almost surely, 2^16995099 is an apocalyptic number.

16995099 is a deficient number, since it is larger than the sum of its proper divisors (9270501).

16995099 is a wasteful number, since it uses less digits than its factorization.

16995099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531.

The product of its (nonzero) digits is 196830, while the sum is 48.

The square root of 16995099 is about 4122.5112492266. The cubic root of 16995099 is about 257.1034471790.

The spelling of 16995099 in words is "sixteen million, nine hundred ninety-five thousand, ninety-nine".