522228061 has 2 divisors, whose sum is σ = 522228062. Its totient is φ = 522228060.

The previous prime is 522228043. The next prime is 522228071. The reversal of 522228061 is 160822225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 345736836 + 176491225 = 18594^2 + 13285^2 .

It is a cyclic number.

It is not a de Polignac number, because 522228061 - 2⁹ = 522227549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (522228071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261114030 + 261114031.

It is an arithmetic number, because the mean of its divisors is an integer number (261114031).

Almost surely, 2^522228061 is an apocalyptic number.

It is an amenable number.

522228061 is a deficient number, since it is larger than the sum of its proper divisors (1).

522228061 is an equidigital number, since it uses as much as digits as its factorization.

522228061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 522228061 is about 22852.3097519704. The cubic root of 522228061 is about 805.2920309242.

The spelling of 522228061 in words is "five hundred twenty-two million, two hundred twenty-eight thousand, sixty-one".