99894556 has 12 divisors (see below), whose sum is σ = 175567392. Its totient is φ = 49732448.

The previous prime is 99894527. The next prime is 99894593. The reversal of 99894556 is 65549899.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 99894497 and 99894506.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 52660 + ... + 54523.

It is an arithmetic number, because the mean of its divisors is an integer number (14630616).

Almost surely, 2^99894556 is an apocalyptic number.

It is an amenable number.

99894556 is a deficient number, since it is larger than the sum of its proper divisors (75672836).

99894556 is a wasteful number, since it uses less digits than its factorization.

99894556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107420 (or 107418 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 55.

The square root of 99894556 is about 9994.7264094621. The cubic root of 99894556 is about 463.9956834220.

The spelling of 99894556 in words is "ninety-nine million, eight hundred ninety-four thousand, five hundred fifty-six".