99247508 has 6 divisors (see below), whose sum is σ = 173683146. Its totient is φ = 49623752.

The previous prime is 99247501. The next prime is 99247537. The reversal of 99247508 is 80574299.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 56580484 + 42667024 = 7522^2 + 6532^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99247501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12405935 + ... + 12405942.

It is an arithmetic number, because the mean of its divisors is an integer number (28947191).

Almost surely, 2^99247508 is an apocalyptic number.

It is an amenable number.

99247508 is a deficient number, since it is larger than the sum of its proper divisors (74435638).

99247508 is a wasteful number, since it uses less digits than its factorization.

99247508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24811881 (or 24811879 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 99247508 is about 9962.3043519057. The cubic root of 99247508 is about 462.9916979667.

The spelling of 99247508 in words is "ninety-nine million, two hundred forty-seven thousand, five hundred eight".