99243956 has 12 divisors (see below), whose sum is σ = 198487968. Its totient is φ = 42533112.

The previous prime is 99243923. The next prime is 99243967. The reversal of 99243956 is 65934299.

99243956 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 99243956.

It is a congruent 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, 1772186 + ... + 1772241.

It is an arithmetic number, because the mean of its divisors is an integer number (16540664).

Almost surely, 2^99243956 is an apocalyptic number.

It is an amenable number.

99243956 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.

99243956 is a wasteful number, since it uses less digits than its factorization.

99243956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544438 (or 3544436 counting only the distinct ones).

The product of its digits is 524880, while the sum is 47.

The square root of 99243956 is about 9962.1260783028. The cubic root of 99243956 is about 462.9861745161.

The spelling of 99243956 in words is "ninety-nine million, two hundred forty-three thousand, nine hundred fifty-six".