491983032 has 32 divisors (see below), whose sum is σ = 1230570000. Its totient is φ = 163912704.

The previous prime is 491983031. The next prime is 491983073. The reversal of 491983032 is 230389194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (491983031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62248 + ... + 69704.

Almost surely, 2^491983032 is an apocalyptic number.

It is an amenable number.

491983032 is an abundant number, since it is smaller than the sum of its proper divisors (738586968).

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

491983032 is a wasteful number, since it uses less digits than its factorization.

491983032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10215 (or 10211 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 491983032 is about 22180.6905212620. The cubic root of 491983032 is about 789.4356017878.

The spelling of 491983032 in words is "four hundred ninety-one million, nine hundred eighty-three thousand, thirty-two".