99998548 has 12 divisors (see below), whose sum is σ = 188458900. Its totient is φ = 46153152.

The previous prime is 99998543. The next prime is 99998551. The reversal of 99998548 is 84589999.

It can be written as a sum of positive squares in 2 ways, for example, as 43718544 + 56280004 = 6612^2 + 7502^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99998543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 961473 + ... + 961576.

Almost surely, 2^99998548 is an apocalyptic number.

It is an amenable number.

99998548 is a deficient number, since it is larger than the sum of its proper divisors (88460352).

99998548 is a wasteful number, since it uses less digits than its factorization.

99998548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923066 (or 1923064 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 61.

The square root of 99998548 is about 9999.9273997365. The cubic root of 99998548 is about 464.1566368214.

The spelling of 99998548 in words is "ninety-nine million, nine hundred ninety-eight thousand, five hundred forty-eight".