99000024 has 32 divisors (see below), whose sum is σ = 247918320. Its totient is φ = 32944256.

The previous prime is 99000023. The next prime is 99000029. The reversal of 99000024 is 42000099.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 98999958 and 99000003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99000023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12514 + ... + 18830.

Almost surely, 2^99000024 is an apocalyptic number.

It is an amenable number.

99000024 is an abundant number, since it is smaller than the sum of its proper divisors (148918296).

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

99000024 is a wasteful number, since it uses less digits than its factorization.

99000024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6979 (or 6975 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 99000024 is about 9949.8755771115. The cubic root of 99000024 is about 462.6065383006.

The spelling of 99000024 in words is "ninety-nine million, twenty-four", and thus it is an aban number.