99447516 has 36 divisors (see below), whose sum is σ = 287293552. Its totient is φ = 28413504.

The previous prime is 99447511. The next prime is 99447521. The reversal of 99447516 is 61574499.

99447516 is a `hidden beast` number, since 9 + 94 + 47 + 516 = 666.

It is an interprime number because it is at equal distance from previous prime (99447511) and next prime (99447521).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99447511) 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 11 ways as a sum of consecutive naturals, for example, 197065 + ... + 197568.

Almost surely, 2^99447516 is an apocalyptic number.

It is an amenable number.

99447516 is an abundant number, since it is smaller than the sum of its proper divisors (187846036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99447516 is a wasteful number, since it uses less digits than its factorization.

99447516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394650 (or 394645 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 99447516 is about 9972.3375394137. The cubic root of 99447516 is about 463.3025031099.

The spelling of 99447516 in words is "ninety-nine million, four hundred forty-seven thousand, five hundred sixteen".