99296640 has 96 divisors (see below), whose sum is σ = 342903600. Its totient is φ = 26477568.

The previous prime is 99296633. The next prime is 99296647. The reversal of 99296640 is 4669299.

It is an interprime number because it is at equal distance from previous prime (99296633) and next prime (99296647).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99296647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2860 + ... + 14379.

Almost surely, 2^99296640 is an apocalyptic number.

99296640 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99296640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171451800).

99296640 is an abundant number, since it is smaller than the sum of its proper divisors (243606960).

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

99296640 is a wasteful number, since it uses less digits than its factorization.

99296640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17264 (or 17249 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 99296640 is about 9964.7699421512. The cubic root of 99296640 is about 463.0680859650.

The spelling of 99296640 in words is "ninety-nine million, two hundred ninety-six thousand, six hundred forty".