538385522 has 16 divisors (see below), whose sum is σ = 836775360. Its totient is φ = 259490448.

The previous prime is 538385489. The next prime is 538385569. The reversal of 538385522 is 225583835.

It is a self number, because there is not a number n which added to its sum of digits gives 538385522.

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, 30353 + ... + 44699.

It is an arithmetic number, because the mean of its divisors is an integer number (52298460).

Almost surely, 2^538385522 is an apocalyptic number.

538385522 is a deficient number, since it is larger than the sum of its proper divisors (298389838).

538385522 is a wasteful number, since it uses less digits than its factorization.

538385522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15025.

The product of its digits is 288000, while the sum is 41.

The square root of 538385522 is about 23203.1360380445. The cubic root of 538385522 is about 813.5129253075.

The spelling of 538385522 in words is "five hundred thirty-eight million, three hundred eighty-five thousand, five hundred twenty-two".