1099296 has 72 divisors (see below), whose sum is σ = 3420144. Its totient is φ = 332160.

The previous prime is 1099289. The next prime is 1099309. The reversal of 1099296 is 6929901.

It is a tau number, because it is divible by the number of its divisors (72).

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 1099296.

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, 2995 + ... + 3341.

It is an arithmetic number, because the mean of its divisors is an integer number (47502).

2^1099296 is an apocalyptic number.

1099296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1099296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1710072).

1099296 is an abundant number, since it is smaller than the sum of its proper divisors (2320848).

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

1099296 is a wasteful number, since it uses less digits than its factorization.

1099296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 363 counting only the distinct ones).

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

The square root of 1099296 is about 1048.4731756225. The cubic root of 1099296 is about 103.2059848701.

The spelling of 1099296 in words is "one million, ninety-nine thousand, two hundred ninety-six".