522540054 has 12 divisors (see below), whose sum is σ = 1132170156. Its totient is φ = 174180012.

The previous prime is 522540047. The next prime is 522540077. The reversal of 522540054 is 450045225.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14514984 + ... + 14515019.

It is an arithmetic number, because the mean of its divisors is an integer number (94347513).

Almost surely, 2^522540054 is an apocalyptic number.

522540054 is an abundant number, since it is smaller than the sum of its proper divisors (609630102).

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

522540054 is a wasteful number, since it uses less digits than its factorization.

522540054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29030011 (or 29030008 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 522540054 is about 22859.1350230056. The cubic root of 522540054 is about 805.4523666589.

Adding to 522540054 its reverse (450045225), we get a palindrome (972585279).

The spelling of 522540054 in words is "five hundred twenty-two million, five hundred forty thousand, fifty-four".