522377641 has 2 divisors, whose sum is σ = 522377642. Its totient is φ = 522377640.

The previous prime is 522377623. The next prime is 522377671. The reversal of 522377641 is 146773225.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266505625 + 255872016 = 16325^2 + 15996^2 .

It is a cyclic number.

It is not a de Polignac number, because 522377641 - 2²⁷ = 388159913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 522377641.

It is not a weakly prime, because it can be changed into another prime (522377671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261188820 + 261188821.

It is an arithmetic number, because the mean of its divisors is an integer number (261188821).

Almost surely, 2^522377641 is an apocalyptic number.

It is an amenable number.

522377641 is a deficient number, since it is larger than the sum of its proper divisors (1).

522377641 is an equidigital number, since it uses as much as digits as its factorization.

522377641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 37.

The square root of 522377641 is about 22855.5822721715. The cubic root of 522377641 is about 805.3689092667.

The spelling of 522377641 in words is "five hundred twenty-two million, three hundred seventy-seven thousand, six hundred forty-one".