522338121 has 6 divisors (see below), whose sum is σ = 754488410. Its totient is φ = 348225408.

The previous prime is 522338077. The next prime is 522338147. The reversal of 522338121 is 121833225.

It can be written as a sum of positive squares in only one way, i.e., 506250000 + 16088121 = 22500^2 + 4011^2 .

It is not a de Polignac number, because 522338121 - 2⁷ = 522337993 is a prime.

It is a super-2 number, since 2×522338121² = 545674225299621282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522338171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29018776 + ... + 29018793.

Almost surely, 2^522338121 is an apocalyptic number.

It is an amenable number.

522338121 is a deficient number, since it is larger than the sum of its proper divisors (232150289).

522338121 is a wasteful number, since it uses less digits than its factorization.

522338121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58037575 (or 58037572 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 522338121 is about 22854.7176967907. The cubic root of 522338121 is about 805.3485989398.

The spelling of 522338121 in words is "five hundred twenty-two million, three hundred thirty-eight thousand, one hundred twenty-one".