1089192 has 32 divisors (see below), whose sum is σ = 2933280. Its totient is φ = 335040.

The previous prime is 1089191. The next prime is 1089197. The reversal of 1089192 is 2919801.

1089192 is an esthetic number in base 5, because in such base its adjacent digits differ by 1.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (1089191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1434 + ... + 2057.

It is an arithmetic number, because the mean of its divisors is an integer number (91665).

2^1089192 is an apocalyptic number.

1089192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1089192 is an abundant number, since it is smaller than the sum of its proper divisors (1844088).

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

1089192 is a wasteful number, since it uses less digits than its factorization.

1089192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3513 (or 3509 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 30.

The square root of 1089192 is about 1043.6436173330. The cubic root of 1089192 is about 102.8888107957. Note that the first 4 decimals are identical.

Subtracting 1089192 from its reverse (2919801), we obtain a square (1830609 = 1353²).

The spelling of 1089192 in words is "one million, eighty-nine thousand, one hundred ninety-two".