489429432 has 32 divisors (see below), whose sum is σ = 1359526800. Its totient is φ = 163143072.

The previous prime is 489429427. The next prime is 489429469. The reversal of 489429432 is 234924984.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

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, 1132723 + ... + 1133154.

Almost surely, 2^489429432 is an apocalyptic number.

It is an amenable number.

489429432 is an abundant number, since it is smaller than the sum of its proper divisors (870097368).

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

489429432 is a wasteful number, since it uses less digits than its factorization.

489429432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265892 (or 2265882 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 489429432 is about 22123.0520498416. The cubic root of 489429432 is about 788.0673969856.

The spelling of 489429432 in words is "four hundred eighty-nine million, four hundred twenty-nine thousand, four hundred thirty-two".