526667 has 2 divisors, whose sum is σ = 526668. Its totient is φ = 526666.

The previous prime is 526657. The next prime is 526679. The reversal of 526667 is 766625.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 526667 - 2⁴ = 526651 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 526667.

It is not a weakly prime, because it can be changed into another prime (526627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263333 + 263334.

It is an arithmetic number, because the mean of its divisors is an integer number (263334).

2⁵²⁶⁶⁶⁷ is an apocalyptic number.

526667 is a deficient number, since it is larger than the sum of its proper divisors (1).

526667 is an equidigital number, since it uses as much as digits as its factorization.

526667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 526667 is about 725.7182648935. The cubic root of 526667 is about 80.7567257575.

The spelling of 526667 in words is "five hundred twenty-six thousand, six hundred sixty-seven".