806421232 has 20 divisors (see below), whose sum is σ = 1570298800. Its totient is φ = 401182848.

The previous prime is 806421167. The next prime is 806421233. The reversal of 806421232 is 232124608.

It is a self number, because there is not a number n which added to its sum of digits gives 806421232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806421233) 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, 123453 + ... + 129820.

It is an arithmetic number, because the mean of its divisors is an integer number (78514940).

Almost surely, 2^806421232 is an apocalyptic number.

It is an amenable number.

806421232 is a deficient number, since it is larger than the sum of its proper divisors (763877568).

806421232 is a wasteful number, since it uses less digits than its factorization.

806421232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253480 (or 253474 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 806421232 is about 28397.5567963161. The cubic root of 806421232 is about 930.7948775162.

The spelling of 806421232 in words is "eight hundred six million, four hundred twenty-one thousand, two hundred thirty-two".