522539426 has 8 divisors (see below), whose sum is σ = 789000384. Its totient is φ = 259539300.

The previous prime is 522539399. The next prime is 522539431. The reversal of 522539426 is 624935225.

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

It is a super-3 number, since 3×522539426³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 522539426.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 864830 + ... + 865433.

It is an arithmetic number, because the mean of its divisors is an integer number (98625048).

Almost surely, 2^522539426 is an apocalyptic number.

522539426 is a deficient number, since it is larger than the sum of its proper divisors (266460958).

522539426 is a wasteful number, since it uses less digits than its factorization.

522539426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730416.

The product of its digits is 129600, while the sum is 38.

The square root of 522539426 is about 22859.1212866987. The cubic root of 522539426 is about 805.4520439887.

The spelling of 522539426 in words is "five hundred twenty-two million, five hundred thirty-nine thousand, four hundred twenty-six".