99995894 has 12 divisors (see below), whose sum is σ = 154991412. Its totient is φ = 48384180.

The previous prime is 99995893. The next prime is 99995899. The reversal of 99995894 is 49859999.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99995891) 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 5 ways as a sum of consecutive naturals, for example, 24092 + ... + 27935.

It is an arithmetic number, because the mean of its divisors is an integer number (12915951).

Almost surely, 2^99995894 is an apocalyptic number.

99995894 is a deficient number, since it is larger than the sum of its proper divisors (54995518).

99995894 is a wasteful number, since it uses less digits than its factorization.

99995894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52091 (or 52060 counting only the distinct ones).

The product of its digits is 9447840, while the sum is 62.

The square root of 99995894 is about 9999.7946978926. The cubic root of 99995894 is about 464.1525304864.

The spelling of 99995894 in words is "ninety-nine million, nine hundred ninety-five thousand, eight hundred ninety-four".