8491832 has 16 divisors (see below), whose sum is σ = 15989400. Its totient is φ = 4228000.

The previous prime is 8491831. The next prime is 8491897. The reversal of 8491832 is 2381948.

It is a happy number.

It is a super-2 number, since 2×8491832² = 144222421432448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8491792 and 8491801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8491831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107 + ... + 4122.

Almost surely, 2^8491832 is an apocalyptic number.

It is an amenable number.

8491832 is a deficient number, since it is larger than the sum of its proper divisors (7497568).

8491832 is a wasteful number, since it uses less digits than its factorization.

8491832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486 (or 4482 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

The square root of 8491832 is about 2914.0748102957. The cubic root of 8491832 is about 204.0173636380.

The spelling of 8491832 in words is "eight million, four hundred ninety-one thousand, eight hundred thirty-two".