1102992 has 40 divisors (see below), whose sum is σ = 3109920. Its totient is φ = 334080.

The previous prime is 1102991. The next prime is 1102999. The reversal of 1102992 is 2992011.

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

It is not an unprimeable number, because it can be changed into a prime (1102991) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 517 + ... + 1572.

It is an arithmetic number, because the mean of its divisors is an integer number (77748).

2^1102992 is an apocalyptic number.

1102992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102992 is an abundant number, since it is smaller than the sum of its proper divisors (2006928).

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

1102992 is a wasteful number, since it uses less digits than its factorization.

1102992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111 (or 2105 counting only the distinct ones).

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

The square root of 1102992 is about 1050.2342595821. The cubic root of 1102992 is about 103.3215202128.

The spelling of 1102992 in words is "one million, one hundred two thousand, nine hundred ninety-two".