99989048 has 16 divisors (see below), whose sum is σ = 187944000. Its totient is φ = 49870656.

The previous prime is 99989047. The next prime is 99989051. The reversal of 99989048 is 84098999.

It is a junction number, because it is equal to n+sod(n) for n = 99988984 and 99989002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99989041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12008 + ... + 18551.

It is an arithmetic number, because the mean of its divisors is an integer number (11746500).

Almost surely, 2^99989048 is an apocalyptic number.

It is an amenable number.

99989048 is a deficient number, since it is larger than the sum of its proper divisors (87954952).

99989048 is a wasteful number, since it uses less digits than its factorization.

99989048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30974 (or 30970 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 56.

The square root of 99989048 is about 9999.4523850059. The cubic root of 99989048 is about 464.1419378490.

The spelling of 99989048 in words is "ninety-nine million, nine hundred eighty-nine thousand, forty-eight".