1120992 has 24 divisors (see below), whose sum is σ = 2942856. Its totient is φ = 373632.

The previous prime is 1120969. The next prime is 1120993. The reversal of 1120992 is 2990211.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5743 + ... + 5934.

It is an arithmetic number, because the mean of its divisors is an integer number (122619).

2^1120992 is an apocalyptic number.

1120992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120992 is an abundant number, since it is smaller than the sum of its proper divisors (1821864).

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

1120992 is a wasteful number, since it uses less digits than its factorization.

1120992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11690 (or 11682 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 1120992 is about 1058.7690966401. The cubic root of 1120992 is about 103.8805334307.

It can be divided in two parts, 112099 and 2, that added together give a triangular number (112101 = T₄₇₃).

The spelling of 1120992 in words is "one million, one hundred twenty thousand, nine hundred ninety-two".