99301440 has 168 divisors, whose sum is σ = 366930432. Its totient is φ = 22686720.

The previous prime is 99301421. The next prime is 99301469. The reversal of 99301440 is 4410399.

It is a tau number, because it is divible by the number of its divisors (168).

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 = 99301398 and 99301407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45985 + ... + 48095.

Almost surely, 2^99301440 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 99301440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183465216).

99301440 is an abundant number, since it is smaller than the sum of its proper divisors (267628992).

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

99301440 is a wasteful number, since it uses less digits than its factorization.

99301440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145 (or 2128 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 99301440 is about 9965.0107877513. The cubic root of 99301440 is about 463.0755474159.

The spelling of 99301440 in words is "ninety-nine million, three hundred one thousand, four hundred forty".