99549648 has 100 divisors (see below), whose sum is σ = 314363808. Its totient is φ = 30162240.

The previous prime is 99549643. The next prime is 99549661. The reversal of 99549648 is 84694599.

99549648 is a `hidden beast` number, since 99 + 549 + 6 + 4 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 99549594 and 99549603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99549641) 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 in 19 ways as a sum of consecutive naturals, for example, 10765 + ... + 17747.

Almost surely, 2^99549648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99549648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157181904).

99549648 is an abundant number, since it is smaller than the sum of its proper divisors (214814160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99549648 is a wasteful number, since it uses less digits than its factorization.

99549648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7014 (or 6999 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 99549648 is about 9977.4569906364. The cubic root of 99549648 is about 463.4610518063.

The spelling of 99549648 in words is "ninety-nine million, five hundred forty-nine thousand, six hundred forty-eight".