99299040 has 192 divisors, whose sum is σ = 340091136. Its totient is φ = 24256512.

The previous prime is 99299021. The next prime is 99299071. The reversal of 99299040 is 4099299.

It is a junction number, because it is equal to n+sod(n) for n = 99298983 and 99299001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 350739 + ... + 351021.

It is an arithmetic number, because the mean of its divisors is an integer number (1771308).

Almost surely, 2^99299040 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 99299040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170045568).

99299040 is an abundant number, since it is smaller than the sum of its proper divisors (240792096).

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

99299040 is a wasteful number, since it uses less digits than its factorization.

99299040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 99299040 is about 9964.8903656789. The cubic root of 99299040 is about 463.0718167205.

The spelling of 99299040 in words is "ninety-nine million, two hundred ninety-nine thousand, forty".