99207056 has 60 divisors (see below), whose sum is σ = 219204720. Its totient is φ = 43355520.

The previous prime is 99207047. The next prime is 99207061. The reversal of 99207056 is 65070299.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50411 + ... + 52341.

It is an arithmetic number, because the mean of its divisors is an integer number (3653412).

Almost surely, 2^99207056 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 99207056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109602360).

99207056 is an abundant number, since it is smaller than the sum of its proper divisors (119997664).

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

99207056 is a wasteful number, since it uses less digits than its factorization.

99207056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984 (or 1965 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 99207056 is about 9960.2738918164. The cubic root of 99207056 is about 462.9287862769.

The spelling of 99207056 in words is "ninety-nine million, two hundred seven thousand, fifty-six".