524520012 has 48 divisors (see below), whose sum is σ = 1249903872. Its totient is φ = 171138240.

The previous prime is 524519999. The next prime is 524520041. The reversal of 524520012 is 210025425.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400663 + ... + 401969.

It is an arithmetic number, because the mean of its divisors is an integer number (26039664).

Almost surely, 2^524520012 is an apocalyptic number.

It is an amenable number.

524520012 is an abundant number, since it is smaller than the sum of its proper divisors (725383860).

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

524520012 is a wasteful number, since it uses less digits than its factorization.

524520012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998 (or 1996 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 524520012 is about 22902.4018827720. The cubic root of 524520012 is about 806.4683984032.

Adding to 524520012 its reverse (210025425), we get a palindrome (734545437).

The spelling of 524520012 in words is "five hundred twenty-four million, five hundred twenty thousand, twelve".