99948812 has 6 divisors (see below), whose sum is σ = 174910428. Its totient is φ = 49974404.

The previous prime is 99948811. The next prime is 99948817. The reversal of 99948812 is 21884999.

It is a happy number.

It is a super-2 number, since 2×99948812² = 19979530040422688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99948811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12493598 + ... + 12493605.

It is an arithmetic number, because the mean of its divisors is an integer number (29151738).

Almost surely, 2^99948812 is an apocalyptic number.

It is an amenable number.

99948812 is a deficient number, since it is larger than the sum of its proper divisors (74961616).

99948812 is a wasteful number, since it uses less digits than its factorization.

99948812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24987207 (or 24987205 counting only the distinct ones).

The product of its digits is 373248, while the sum is 50.

The square root of 99948812 is about 9997.4402723897. The cubic root of 99948812 is about 464.0796719611.

The spelling of 99948812 in words is "ninety-nine million, nine hundred forty-eight thousand, eight hundred twelve".