526429 has 2 divisors, whose sum is σ = 526430. Its totient is φ = 526428.

The previous prime is 526423. The next prime is 526441. The reversal of 526429 is 924625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 362404 + 164025 = 602^2 + 405^2 .

It is a cyclic number.

It is not a de Polignac number, because 526429 - 2⁵ = 526397 is a prime.

526429 is a lucky number.

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 526397 and 526406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (526423) 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, 263214 + 263215.

It is an arithmetic number, because the mean of its divisors is an integer number (263215).

2⁵²⁶⁴²⁹ is an apocalyptic number.

It is an amenable number.

526429 is a deficient number, since it is larger than the sum of its proper divisors (1).

526429 is an equidigital number, since it uses as much as digits as its factorization.

526429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

The square root of 526429 is about 725.5542708854. The cubic root of 526429 is about 80.7445593116.

The spelling of 526429 in words is "five hundred twenty-six thousand, four hundred twenty-nine".