431849132 has 24 divisors (see below), whose sum is σ = 887858832. Its totient is φ = 181195200.

The previous prime is 431849123. The next prime is 431849153. The reversal of 431849132 is 231948134.

It is a junction number, because it is equal to n+sod(n) for n = 431849092 and 431849101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 376919 + ... + 378062.

It is an arithmetic number, because the mean of its divisors is an integer number (36994118).

Almost surely, 2^431849132 is an apocalyptic number.

It is an amenable number.

431849132 is an abundant number, since it is smaller than the sum of its proper divisors (456009700).

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

431849132 is a wasteful number, since it uses less digits than its factorization.

431849132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755009 (or 755007 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 431849132 is about 20780.9800538858. The cubic root of 431849132 is about 755.8646188718.

The spelling of 431849132 in words is "four hundred thirty-one million, eight hundred forty-nine thousand, one hundred thirty-two".