506321432 has 32 divisors (see below), whose sum is σ = 961657920. Its totient is φ = 249897120.

The previous prime is 506321407. The next prime is 506321437. The reversal of 506321432 is 234123605.

It is a super-2 number, since 2×506321432² = 512722785005061248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506321437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282443 + ... + 284229.

It is an arithmetic number, because the mean of its divisors is an integer number (30051810).

Almost surely, 2^506321432 is an apocalyptic number.

It is an amenable number.

506321432 is a deficient number, since it is larger than the sum of its proper divisors (455336488).

506321432 is a wasteful number, since it uses less digits than its factorization.

506321432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231 (or 2227 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 506321432 is about 22501.5873217869. The cubic root of 506321432 is about 797.0314104707.

The spelling of 506321432 in words is "five hundred six million, three hundred twenty-one thousand, four hundred thirty-two".