99584247 has 8 divisors (see below), whose sum is σ = 151747456. Its totient is φ = 56905272.

The previous prime is 99584239. The next prime is 99584267. The reversal of 99584247 is 74248599.

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

It is not a de Polignac number, because 99584247 - 2³ = 99584239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99584196 and 99584205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99584267) 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, 2371033 + ... + 2371074.

It is an arithmetic number, because the mean of its divisors is an integer number (18968432).

Almost surely, 2^99584247 is an apocalyptic number.

99584247 is a deficient number, since it is larger than the sum of its proper divisors (52163209).

99584247 is a wasteful number, since it uses less digits than its factorization.

99584247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4742117.

The product of its digits is 725760, while the sum is 48.

The square root of 99584247 is about 9979.1906986489. The cubic root of 99584247 is about 463.5147383566.

The spelling of 99584247 in words is "ninety-nine million, five hundred eighty-four thousand, two hundred forty-seven".