826087 has 2 divisors, whose sum is σ = 826088. Its totient is φ = 826086.

The previous prime is 826069. The next prime is 826093. The reversal of 826087 is 780628.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 826087 - 2⁷ = 825959 is a prime.

It is equal to p₆₅₈₈₄ and since 826087 and 65884 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (826037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413043 + 413044.

It is an arithmetic number, because the mean of its divisors is an integer number (413044).

2⁸²⁶⁰⁸⁷ is an apocalyptic number.

826087 is a deficient number, since it is larger than the sum of its proper divisors (1).

826087 is an equidigital number, since it uses as much as digits as its factorization.

826087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 826087 is about 908.8932830646. The cubic root of 826087 is about 93.8300460057.

The spelling of 826087 in words is "eight hundred twenty-six thousand, eighty-seven".