805147392 has 72 divisors (see below), whose sum is σ = 2449006336. Its totient is φ = 230040576.

The previous prime is 805147391. The next prime is 805147403. The reversal of 805147392 is 293741508.

It is a self number, because there is not a number n which added to its sum of digits gives 805147392.

It is not an unprimeable number, because it can be changed into a prime (805147391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69508 + ... + 80259.

Almost surely, 2^805147392 is an apocalyptic number.

It is an amenable number.

805147392 is an abundant number, since it is smaller than the sum of its proper divisors (1643858944).

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

805147392 is a wasteful number, since it uses less digits than its factorization.

805147392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149793 (or 149779 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 805147392 is about 28375.1192420402. The cubic root of 805147392 is about 930.3045181529.

The spelling of 805147392 in words is "eight hundred five million, one hundred forty-seven thousand, three hundred ninety-two".