99427266 has 48 divisors (see below), whose sum is σ = 232071840. Its totient is φ = 30663360.

The previous prime is 99427249. The next prime is 99427303. The reversal of 99427266 is 66272499.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

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, 11326 + ... + 18086.

It is an arithmetic number, because the mean of its divisors is an integer number (4834830).

Almost surely, 2^99427266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99427266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116035920).

99427266 is an abundant number, since it is smaller than the sum of its proper divisors (132644574).

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

99427266 is a wasteful number, since it uses less digits than its factorization.

99427266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6831 (or 6828 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 99427266 is about 9971.3221791295. The cubic root of 99427266 is about 463.2710543185.

The spelling of 99427266 in words is "ninety-nine million, four hundred twenty-seven thousand, two hundred sixty-six".