3994267 has 2 divisors, whose sum is σ = 3994268. Its totient is φ = 3994266.

The previous prime is 3994253. The next prime is 3994271. The reversal of 3994267 is 7624993.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3994267 is a prime.

3994267 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3997267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1997133 + 1997134.

It is an arithmetic number, because the mean of its divisors is an integer number (1997134).

Almost surely, 2^3994267 is an apocalyptic number.

3994267 is a deficient number, since it is larger than the sum of its proper divisors (1).

3994267 is an equidigital number, since it uses as much as digits as its factorization.

3994267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 3994267 is about 1998.5662360803. The cubic root of 3994267 is about 158.6642308510.

The spelling of 3994267 in words is "three million, nine hundred ninety-four thousand, two hundred sixty-seven".