501520652 has 12 divisors (see below), whose sum is σ = 886709880. Its totient is φ = 248174976.

The previous prime is 501520639. The next prime is 501520673. The reversal of 501520652 is 256025105.

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, 645902 + ... + 646677.

It is an arithmetic number, because the mean of its divisors is an integer number (73892490).

Almost surely, 2^501520652 is an apocalyptic number.

It is an amenable number.

501520652 is a deficient number, since it is larger than the sum of its proper divisors (385189228).

501520652 is a wasteful number, since it uses less digits than its factorization.

501520652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292680 (or 1292678 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 501520652 is about 22394.6567734359. The cubic root of 501520652 is about 794.5043398480.

Adding to 501520652 its reverse (256025105), we get a palindrome (757545757).

The spelling of 501520652 in words is "five hundred one million, five hundred twenty thousand, six hundred fifty-two".