99007056 has 80 divisors (see below), whose sum is σ = 293393920. Its totient is φ = 31933440.

The previous prime is 99007037. The next prime is 99007057. The reversal of 99007056 is 65070099.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 99007056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99007057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9696 + ... + 17088.

It is an arithmetic number, because the mean of its divisors is an integer number (3667424).

Almost surely, 2^99007056 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 99007056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146696960).

99007056 is an abundant number, since it is smaller than the sum of its proper divisors (194386864).

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

99007056 is a wasteful number, since it uses less digits than its factorization.

99007056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7441 (or 7429 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 99007056 is about 9950.2289420897. The cubic root of 99007056 is about 462.6174910662.

The spelling of 99007056 in words is "ninety-nine million, seven thousand, fifty-six".