501530832 has 80 divisors (see below), whose sum is σ = 1570464960. Its totient is φ = 151977600.

The previous prime is 501530831. The next prime is 501530873. The reversal of 501530832 is 238035105.

501530832 is a `hidden beast` number, since 50 + 1 + 530 + 83 + 2 = 666.

It is a super-2 number, since 2×501530832² = 503066350893224448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 501530796 and 501530805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501530831) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 48019 + ... + 57522.

It is an arithmetic number, because the mean of its divisors is an integer number (19630812).

Almost surely, 2^501530832 is an apocalyptic number.

It is an amenable number.

501530832 is an abundant number, since it is smaller than the sum of its proper divisors (1068934128).

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

501530832 is a wasteful number, since it uses less digits than its factorization.

501530832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105569 (or 105557 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 501530832 is about 22394.8840586416. The cubic root of 501530832 is about 794.5097154987.

Adding to 501530832 its reverse (238035105), we get a palindrome (739565937).

The spelling of 501530832 in words is "five hundred one million, five hundred thirty thousand, eight hundred thirty-two".