522266138 has 8 divisors (see below), whose sum is σ = 783662880. Its totient is φ = 261045180.

The previous prime is 522266119. The next prime is 522266153. The reversal of 522266138 is 831662225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 522266098 and 522266107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36248 + ... + 48563.

It is an arithmetic number, because the mean of its divisors is an integer number (97957860).

Almost surely, 2^522266138 is an apocalyptic number.

522266138 is a deficient number, since it is larger than the sum of its proper divisors (261396742).

522266138 is a wasteful number, since it uses less digits than its factorization.

522266138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87892.

The product of its digits is 34560, while the sum is 35.

The square root of 522266138 is about 22853.1428473197. The cubic root of 522266138 is about 805.3116024242.

The spelling of 522266138 in words is "five hundred twenty-two million, two hundred sixty-six thousand, one hundred thirty-eight".