1967223 has 12 divisors (see below), whose sum is σ = 2787560. Its totient is φ = 1233792.

The previous prime is 1967191. The next prime is 1967239. The reversal of 1967223 is 3227691.

It is not a de Polignac number, because 1967223 - 2⁵ = 1967191 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1967243) 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 11 ways as a sum of consecutive naturals, for example, 268 + ... + 2001.

2^1967223 is an apocalyptic number.

1967223 is a deficient number, since it is larger than the sum of its proper divisors (820337).

1967223 is a wasteful number, since it uses less digits than its factorization.

1967223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306 (or 2289 counting only the distinct ones).

The product of its digits is 4536, while the sum is 30.

The square root of 1967223 is about 1402.5772705987. The cubic root of 1967223 is about 125.3000365815.

The spelling of 1967223 in words is "one million, nine hundred sixty-seven thousand, two hundred twenty-three".