99994156 has 12 divisors (see below), whose sum is σ = 182598192. Its totient is φ = 47823248.

The previous prime is 99994129. The next prime is 99994157. The reversal of 99994156 is 65149999.

It is not an unprimeable number, because it can be changed into a prime (99994157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 543355 + ... + 543538.

It is an arithmetic number, because the mean of its divisors is an integer number (15216516).

Almost surely, 2^99994156 is an apocalyptic number.

It is an amenable number.

99994156 is a deficient number, since it is larger than the sum of its proper divisors (82604036).

99994156 is a wasteful number, since it uses less digits than its factorization.

99994156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086920 (or 1086918 counting only the distinct ones).

The product of its digits is 787320, while the sum is 52.

The square root of 99994156 is about 9999.7077957308. The cubic root of 99994156 is about 464.1498413701.

The spelling of 99994156 in words is "ninety-nine million, nine hundred ninety-four thousand, one hundred fifty-six".