994667 has 2 divisors, whose sum is σ = 994668. Its totient is φ = 994666.

The previous prime is 994663. The next prime is 994691. The reversal of 994667 is 766499.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 994667 - 2² = 994663 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 994667.

It is not a weakly prime, because it can be changed into another prime (994663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497333 + 497334.

It is an arithmetic number, because the mean of its divisors is an integer number (497334).

2⁹⁹⁴⁶⁶⁷ is an apocalyptic number.

994667 is a deficient number, since it is larger than the sum of its proper divisors (1).

994667 is an equidigital number, since it uses as much as digits as its factorization.

994667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 41.

The square root of 994667 is about 997.3299353775. The cubic root of 994667 is about 99.8219163838.

It can be divided in two parts, 994 and 667, that added together give a palindrome (1661).

The spelling of 994667 in words is "nine hundred ninety-four thousand, six hundred sixty-seven".