523224064 has 44 divisors (see below), whose sum is σ = 1141046928. Its totient is φ = 237824000.

The previous prime is 523224059. The next prime is 523224103. The reversal of 523224064 is 460422325.

It is a tau number, because it is divible by the number of its divisors (44).

It is a super-2 number, since 2×523224064² = 547526842297352192, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11962 + ... + 34489.

Almost surely, 2^523224064 is an apocalyptic number.

It is an amenable number.

523224064 is an abundant number, since it is smaller than the sum of its proper divisors (617822864).

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

523224064 is a wasteful number, since it uses less digits than its factorization.

523224064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46482 (or 46464 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 523224064 is about 22874.0915448024. The cubic root of 523224064 is about 805.8036617412.

Adding to 523224064 its reverse (460422325), we get a palindrome (983646389).

The spelling of 523224064 in words is "five hundred twenty-three million, two hundred twenty-four thousand, sixty-four".