522233401 has 2 divisors, whose sum is σ = 522233402. Its totient is φ = 522233400.

The previous prime is 522233333. The next prime is 522233417. The reversal of 522233401 is 104332225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 511664400 + 10569001 = 22620^2 + 3251^2 .

It is a cyclic number.

It is not a de Polignac number, because 522233401 - 2⁷ = 522233273 is a prime.

It is not a weakly prime, because it can be changed into another prime (522233501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261116700 + 261116701.

It is an arithmetic number, because the mean of its divisors is an integer number (261116701).

Almost surely, 2^522233401 is an apocalyptic number.

It is an amenable number.

522233401 is a deficient number, since it is larger than the sum of its proper divisors (1).

522233401 is an equidigital number, since it uses as much as digits as its factorization.

522233401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 522233401 is about 22852.4265888767. The cubic root of 522233401 is about 805.2947757306.

Adding to 522233401 its reverse (104332225), we get a palindrome (626565626).

The spelling of 522233401 in words is "five hundred twenty-two million, two hundred thirty-three thousand, four hundred one".