1199392 has 24 divisors (see below), whose sum is σ = 2427516. Its totient is φ = 582912.

The previous prime is 1199389. The next prime is 1199417. The reversal of 1199392 is 2939911.

It can be written as a sum of positive squares in 2 ways, for example, as 1175056 + 24336 = 1084^2 + 156^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678 + ... + 1690.

2^1199392 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 1199392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1213758).

1199392 is an abundant number, since it is smaller than the sum of its proper divisors (1228124).

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

1199392 is a wasteful number, since it uses less digits than its factorization.

1199392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060 (or 1052 counting only the distinct ones).

The product of its digits is 4374, while the sum is 34.

The square root of 1199392 is about 1095.1675670873. The cubic root of 1199392 is about 106.2479067638.

The spelling of 1199392 in words is "one million, one hundred ninety-nine thousand, three hundred ninety-two".