838667 has 2 divisors, whose sum is σ = 838668. Its totient is φ = 838666.

The previous prime is 838657. The next prime is 838687. The reversal of 838667 is 766838.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 838667 - 2¹² = 834571 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 838667.

It is not a weakly prime, because it can be changed into another prime (838657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419333 + 419334.

It is an arithmetic number, because the mean of its divisors is an integer number (419334).

2⁸³⁸⁶⁶⁷ is an apocalyptic number.

838667 is a deficient number, since it is larger than the sum of its proper divisors (1).

838667 is an equidigital number, since it uses as much as digits as its factorization.

838667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The square root of 838667 is about 915.7876391391. The cubic root of 838667 is about 94.3039429752.

The spelling of 838667 in words is "eight hundred thirty-eight thousand, six hundred sixty-seven".