99047 has 8 divisors (see below), whose sum is σ = 112560. Its totient is φ = 86400.

The previous prime is 99041. The next prime is 99053. The reversal of 99047 is 74099.

It is an interprime number because it is at equal distance from previous prime (99041) and next prime (99053).

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

It is a cyclic number.

It is not a de Polignac number, because 99047 - 2¹² = 94951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47 + ... + 447.

It is an arithmetic number, because the mean of its divisors is an integer number (14070).

2⁹⁹⁰⁴⁷ is an apocalyptic number.

99047 is a deficient number, since it is larger than the sum of its proper divisors (13513).

99047 is a wasteful number, since it uses less digits than its factorization.

99047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 99047 is about 314.7173334915. The cubic root of 99047 is about 46.2679696426.

The spelling of 99047 in words is "ninety-nine thousand, forty-seven".