526226531 has 2 divisors, whose sum is σ = 526226532. Its totient is φ = 526226530.

The previous prime is 526226507. The next prime is 526226537. The reversal of 526226531 is 135622625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 526226531 - 2¹⁴ = 526210147 is a prime.

It is a super-2 number, since 2×526226531² = 553828723856587922, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (526226537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263113265 + 263113266.

It is an arithmetic number, because the mean of its divisors is an integer number (263113266).

Almost surely, 2^526226531 is an apocalyptic number.

526226531 is a deficient number, since it is larger than the sum of its proper divisors (1).

526226531 is an equidigital number, since it uses as much as digits as its factorization.

526226531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 32.

The square root of 526226531 is about 22939.6279612377. The cubic root of 526226531 is about 807.3420630643.

The spelling of 526226531 in words is "five hundred twenty-six million, two hundred twenty-six thousand, five hundred thirty-one".