835427 has 2 divisors, whose sum is σ = 835428. Its totient is φ = 835426.

The previous prime is 835421. The next prime is 835441. The reversal of 835427 is 724538.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-835427 is a prime.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 835427.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 835427.

It is not a weakly prime, because it can be changed into another prime (835421) 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, 417713 + 417714.

It is an arithmetic number, because the mean of its divisors is an integer number (417714).

2⁸³⁵⁴²⁷ is an apocalyptic number.

835427 is a deficient number, since it is larger than the sum of its proper divisors (1).

835427 is an equidigital number, since it uses as much as digits as its factorization.

835427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 29.

The square root of 835427 is about 914.0169582672. The cubic root of 835427 is about 94.1823456111.

Subtracting from 835427 its reverse (724538), we obtain a square (110889 = 333²).

The spelling of 835427 in words is "eight hundred thirty-five thousand, four hundred twenty-seven".