522570538 has 8 divisors (see below), whose sum is σ = 895835232. Its totient is φ = 223958796.

The previous prime is 522570473. The next prime is 522570539. The reversal of 522570538 is 835075225.

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 = 522570497 and 522570506.

It is not an unprimeable number, because it can be changed into a prime (522570539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18663220 + ... + 18663247.

It is an arithmetic number, because the mean of its divisors is an integer number (111979404).

Almost surely, 2^522570538 is an apocalyptic number.

522570538 is a deficient number, since it is larger than the sum of its proper divisors (373264694).

522570538 is a wasteful number, since it uses less digits than its factorization.

522570538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37326476.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 522570538 is about 22859.8017926665. The cubic root of 522570538 is about 805.4680292111.

The spelling of 522570538 in words is "five hundred twenty-two million, five hundred seventy thousand, five hundred thirty-eight".