805789132 has 6 divisors (see below), whose sum is σ = 1410130988. Its totient is φ = 402894564.

The previous prime is 805789123. The next prime is 805789139. The reversal of 805789132 is 231987508.

It is a super-2 number, since 2×805789132² = 1298592250498626848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (805789139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100723638 + ... + 100723645.

Almost surely, 2^805789132 is an apocalyptic number.

It is an amenable number.

805789132 is a deficient number, since it is larger than the sum of its proper divisors (604341856).

805789132 is a wasteful number, since it uses less digits than its factorization.

805789132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201447287 (or 201447285 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 805789132 is about 28386.4251359695. The cubic root of 805789132 is about 930.5516178690.

The spelling of 805789132 in words is "eight hundred five million, seven hundred eighty-nine thousand, one hundred thirty-two".