500405432 has 32 divisors (see below), whose sum is σ = 1004400000. Its totient is φ = 233012448.

The previous prime is 500405429. The next prime is 500405447. The reversal of 500405432 is 234504005.

It is a junction number, because it is equal to n+sod(n) for n = 500405398 and 500405407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18932 + ... + 36867.

It is an arithmetic number, because the mean of its divisors is an integer number (31387500).

Almost surely, 2^500405432 is an apocalyptic number.

It is an amenable number.

500405432 is an abundant number, since it is smaller than the sum of its proper divisors (503994568).

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

500405432 is a wasteful number, since it uses less digits than its factorization.

500405432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55883 (or 55879 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 500405432 is about 22369.7436730956. The cubic root of 500405432 is about 793.9149957537.

Adding to 500405432 its reverse (234504005), we get a palindrome (734909437).

The spelling of 500405432 in words is "five hundred million, four hundred five thousand, four hundred thirty-two".