831685132 has 6 divisors (see below), whose sum is σ = 1455448988. Its totient is φ = 415842564.

The previous prime is 831685121. The next prime is 831685147. The reversal of 831685132 is 231586138.

It is a junction number, because it is equal to n+sod(n) for n = 831685091 and 831685100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103960638 + ... + 103960645.

Almost surely, 2^831685132 is an apocalyptic number.

It is an amenable number.

831685132 is a deficient number, since it is larger than the sum of its proper divisors (623763856).

831685132 is a wasteful number, since it uses less digits than its factorization.

831685132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207921287 (or 207921285 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 831685132 is about 28838.9516453008. The cubic root of 831685132 is about 940.4152126739.

The spelling of 831685132 in words is "eight hundred thirty-one million, six hundred eighty-five thousand, one hundred thirty-two".