526242533 has 2 divisors, whose sum is σ = 526242534. Its totient is φ = 526242532.

The previous prime is 526242529. The next prime is 526242581. The reversal of 526242533 is 335242625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514291684 + 11950849 = 22678^2 + 3457^2 .

It is a cyclic number.

It is not a de Polignac number, because 526242533 - 2² = 526242529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 526242533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (526242593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263121266 + 263121267.

It is an arithmetic number, because the mean of its divisors is an integer number (263121267).

Almost surely, 2^526242533 is an apocalyptic number.

It is an amenable number.

526242533 is a deficient number, since it is larger than the sum of its proper divisors (1).

526242533 is an equidigital number, since it uses as much as digits as its factorization.

526242533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 32.

The square root of 526242533 is about 22939.9767436674. The cubic root of 526242533 is about 807.3502464581.

The spelling of 526242533 in words is "five hundred twenty-six million, two hundred forty-two thousand, five hundred thirty-three".