804043612 has 6 divisors (see below), whose sum is σ = 1407076328. Its totient is φ = 402021804.

The previous prime is 804043609. The next prime is 804043619. The reversal of 804043612 is 216340408.

It is a super-2 number, since 2×804043612² = 1292972259996013088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804043619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100505448 + ... + 100505455.

Almost surely, 2^804043612 is an apocalyptic number.

It is an amenable number.

804043612 is a deficient number, since it is larger than the sum of its proper divisors (603032716).

804043612 is a wasteful number, since it uses less digits than its factorization.

804043612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201010907 (or 201010905 counting only the distinct ones).

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

The square root of 804043612 is about 28355.6627854120. The cubic root of 804043612 is about 929.8792042591.

The spelling of 804043612 in words is "eight hundred four million, forty-three thousand, six hundred twelve".