99947634 has 8 divisors (see below), whose sum is σ = 199895280. Its totient is φ = 33315876.

The previous prime is 99947611. The next prime is 99947651. The reversal of 99947634 is 43674999.

It is a sphenic number, since it is the product of 3 distinct primes.

99947634 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8328964 + ... + 8328975.

It is an arithmetic number, because the mean of its divisors is an integer number (24986910).

Almost surely, 2^99947634 is an apocalyptic number.

99947634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99947634 is a wasteful number, since it uses less digits than its factorization.

99947634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16657944.

The product of its digits is 1469664, while the sum is 51.

The square root of 99947634 is about 9997.3813571355. The cubic root of 99947634 is about 464.0778487345.

The spelling of 99947634 in words is "ninety-nine million, nine hundred forty-seven thousand, six hundred thirty-four".