99289356 has 12 divisors (see below), whose sum is σ = 231675192. Its totient is φ = 33096448.

The previous prime is 99289343. The next prime is 99289357. The reversal of 99289356 is 65398299.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 99289299 and 99289308.

It is not an unprimeable number, because it can be changed into a prime (99289357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4137045 + ... + 4137068.

It is an arithmetic number, because the mean of its divisors is an integer number (19306266).

Almost surely, 2^99289356 is an apocalyptic number.

It is an amenable number.

99289356 is an abundant number, since it is smaller than the sum of its proper divisors (132385836).

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

99289356 is a wasteful number, since it uses less digits than its factorization.

99289356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8274120 (or 8274118 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 51.

The square root of 99289356 is about 9964.4044478333. The cubic root of 99289356 is about 463.0567627540.

The spelling of 99289356 in words is "ninety-nine million, two hundred eighty-nine thousand, three hundred fifty-six".