507643132 has 6 divisors (see below), whose sum is σ = 888375488. Its totient is φ = 253821564.

The previous prime is 507643117. The next prime is 507643133. The reversal of 507643132 is 231346705.

It is a junction number, because it is equal to n+sod(n) for n = 507643094 and 507643103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (507643133) 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 as a sum of consecutive naturals, namely, 63455388 + ... + 63455395.

Almost surely, 2^507643132 is an apocalyptic number.

It is an amenable number.

507643132 is a deficient number, since it is larger than the sum of its proper divisors (380732356).

507643132 is a wasteful number, since it uses less digits than its factorization.

507643132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126910787 (or 126910785 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 507643132 is about 22530.9372197430. The cubic root of 507643132 is about 797.7243307163.

Adding to 507643132 its reverse (231346705), we get a palindrome (738989837).

The spelling of 507643132 in words is "five hundred seven million, six hundred forty-three thousand, one hundred thirty-two".