99894854 has 4 divisors (see below), whose sum is σ = 149842284. Its totient is φ = 49947426.

The previous prime is 99894853. The next prime is 99894869. The reversal of 99894854 is 45849899.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 99894854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99894853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24973712 + ... + 24973715.

It is an arithmetic number, because the mean of its divisors is an integer number (37460571).

Almost surely, 2^99894854 is an apocalyptic number.

99894854 is a deficient number, since it is larger than the sum of its proper divisors (49947430).

99894854 is a wasteful number, since it uses less digits than its factorization.

99894854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49947429.

The product of its digits is 3732480, while the sum is 56.

The square root of 99894854 is about 9994.7413173128. The cubic root of 99894854 is about 463.9961448104.

The spelling of 99894854 in words is "ninety-nine million, eight hundred ninety-four thousand, eight hundred fifty-four".