525422207 has 2 divisors, whose sum is σ = 525422208. Its totient is φ = 525422206.

The previous prime is 525422197. The next prime is 525422221. The reversal of 525422207 is 702224525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 525422207 - 2¹² = 525418111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 525422207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525422407) 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, 262711103 + 262711104.

It is an arithmetic number, because the mean of its divisors is an integer number (262711104).

Almost surely, 2^525422207 is an apocalyptic number.

525422207 is a deficient number, since it is larger than the sum of its proper divisors (1).

525422207 is an equidigital number, since it uses as much as digits as its factorization.

525422207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 525422207 is about 22922.0899352568. The cubic root of 525422207 is about 806.9305193113.

The spelling of 525422207 in words is "five hundred twenty-five million, four hundred twenty-two thousand, two hundred seven".