99017040 has 40 divisors (see below), whose sum is σ = 306953568. Its totient is φ = 26404480.

The previous prime is 99017029. The next prime is 99017053. The reversal of 99017040 is 4071099.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 99016989 and 99017007.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 206046 + ... + 206525.

Almost surely, 2^99017040 is an apocalyptic number.

It is an amenable number.

99017040 is an abundant number, since it is smaller than the sum of its proper divisors (207936528).

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

99017040 is a wasteful number, since it uses less digits than its factorization.

99017040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412587 (or 412581 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 99017040 is about 9950.7306264415. The cubic root of 99017040 is about 462.6330408595.

The spelling of 99017040 in words is "ninety-nine million, seventeen thousand, forty".