1996267 has 8 divisors (see below), whose sum is σ = 2457056. Its totient is φ = 1579392.

The previous prime is 1996237. The next prime is 1996277. The reversal of 1996267 is 7626991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1996267 is a prime.

It is an Ulam number.

1996267 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1996207) 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, 10878 + ... + 11059.

It is an arithmetic number, because the mean of its divisors is an integer number (307132).

2^1996267 is an apocalyptic number.

1996267 is a deficient number, since it is larger than the sum of its proper divisors (460789).

1996267 is a wasteful number, since it uses less digits than its factorization.

1996267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21957.

The product of its digits is 40824, while the sum is 40.

The square root of 1996267 is about 1412.8931311320. The cubic root of 1996267 is about 125.9136680804.

The spelling of 1996267 in words is "one million, nine hundred ninety-six thousand, two hundred sixty-seven".