99609360 has 40 divisors (see below), whose sum is σ = 308789760. Its totient is φ = 26562432.

The previous prime is 99609359. The next prime is 99609361. The reversal of 99609360 is 6390699.

It is an interprime number because it is at equal distance from previous prime (99609359) and next prime (99609361).

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

It is not an unprimeable number, because it can be changed into a prime (99609361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207280 + ... + 207759.

It is an arithmetic number, because the mean of its divisors is an integer number (7719744).

Almost surely, 2^99609360 is an apocalyptic number.

It is an amenable number.

99609360 is an abundant number, since it is smaller than the sum of its proper divisors (209180400).

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

99609360 is a wasteful number, since it uses less digits than its factorization.

99609360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415055 (or 415049 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 42.

The square root of 99609360 is about 9980.4488877004. The cubic root of 99609360 is about 463.5536978897.

The spelling of 99609360 in words is "ninety-nine million, six hundred nine thousand, three hundred sixty".