522054222 has 16 divisors (see below), whose sum is σ = 1099061760. Its totient is φ = 164859192.

The previous prime is 522054217. The next prime is 522054233. The reversal of 522054222 is 222450225.

It is a happy number.

It is a super-2 number, since 2×522054222² = 545081221416050568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 522054192 and 522054201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2289598 + ... + 2289825.

It is an arithmetic number, because the mean of its divisors is an integer number (68691360).

Almost surely, 2^522054222 is an apocalyptic number.

522054222 is an abundant number, since it is smaller than the sum of its proper divisors (577007538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522054222 is a wasteful number, since it uses less digits than its factorization.

522054222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4579447.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 522054222 is about 22848.5059030126. The cubic root of 522054222 is about 805.2026659461.

The spelling of 522054222 in words is "five hundred twenty-two million, fifty-four thousand, two hundred twenty-two".