99021096 has 64 divisors (see below), whose sum is σ = 275875200. Its totient is φ = 32909184.

The previous prime is 99021077. The next prime is 99021101. The reversal of 99021096 is 69012099.

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 99021096.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132901 + ... + 133643.

It is an arithmetic number, because the mean of its divisors is an integer number (4310550).

Almost surely, 2^99021096 is an apocalyptic number.

It is an amenable number.

99021096 is an abundant number, since it is smaller than the sum of its proper divisors (176854104).

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

99021096 is a wasteful number, since it uses less digits than its factorization.

99021096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375 (or 1365 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 99021096 is about 9950.9344284846. The cubic root of 99021096 is about 462.6393576645.

The spelling of 99021096 in words is "ninety-nine million, twenty-one thousand, ninety-six".