522449 has 2 divisors, whose sum is σ = 522450. Its totient is φ = 522448.

The previous prime is 522439. The next prime is 522469. The reversal of 522449 is 944225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 313600 + 208849 = 560^2 + 457^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-522449 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261224 + 261225.

It is an arithmetic number, because the mean of its divisors is an integer number (261225).

2⁵²²⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

522449 is a deficient number, since it is larger than the sum of its proper divisors (1).

522449 is an equidigital number, since it uses as much as digits as its factorization.

522449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 522449 is about 722.8063364415. The cubic root of 522449 is about 80.5405579866.

The spelling of 522449 in words is "five hundred twenty-two thousand, four hundred forty-nine".