526497229 has 2 divisors, whose sum is σ = 526497230. Its totient is φ = 526497228.

The previous prime is 526497227. The next prime is 526497247. The reversal of 526497229 is 922794625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 511981129 + 14516100 = 22627^2 + 3810^2 .

It is a cyclic number.

It is not a de Polignac number, because 526497229 - 2¹ = 526497227 is a prime.

Together with 526497227, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (526497221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263248614 + 263248615.

It is an arithmetic number, because the mean of its divisors is an integer number (263248615).

Almost surely, 2^526497229 is an apocalyptic number.

It is an amenable number.

526497229 is a deficient number, since it is larger than the sum of its proper divisors (1).

526497229 is an equidigital number, since it uses as much as digits as its factorization.

526497229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 46.

The square root of 526497229 is about 22945.5274291091. The cubic root of 526497229 is about 807.4804752026.

The spelling of 526497229 in words is "five hundred twenty-six million, four hundred ninety-seven thousand, two hundred twenty-nine".