1992268 has 12 divisors (see below), whose sum is σ = 3507840. Its totient is φ = 990032.

The previous prime is 1992259. The next prime is 1992269. The reversal of 1992268 is 8622991.

It is not an unprimeable number, because it can be changed into a prime (1992269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 748 + ... + 2131.

It is an arithmetic number, because the mean of its divisors is an integer number (292320).

2^1992268 is an apocalyptic number.

It is an amenable number.

1992268 is a deficient number, since it is larger than the sum of its proper divisors (1515572).

1992268 is a wasteful number, since it uses less digits than its factorization.

1992268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3056 (or 3054 counting only the distinct ones).

The product of its digits is 15552, while the sum is 37.

The square root of 1992268 is about 1411.4772403408. The cubic root of 1992268 is about 125.8295334827.

The spelling of 1992268 in words is "one million, nine hundred ninety-two thousand, two hundred sixty-eight".