99659280 has 160 divisors (see below), whose sum is σ = 356477184. Its totient is φ = 22560768.

The previous prime is 99659269. The next prime is 99659291. The reversal of 99659280 is 8295699.

It is an interprime number because it is at equal distance from previous prime (99659269) and next prime (99659291).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 229944 + ... + 230376.

Almost surely, 2^99659280 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 99659280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178238592).

99659280 is an abundant number, since it is smaller than the sum of its proper divisors (256817904).

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

99659280 is a wasteful number, since it uses less digits than its factorization.

99659280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593 (or 587 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 99659280 is about 9982.9494639610. The cubic root of 99659280 is about 463.6311227956.

The spelling of 99659280 in words is "ninety-nine million, six hundred fifty-nine thousand, two hundred eighty".