805944742 has 32 divisors (see below), whose sum is σ = 1278321120. Its totient is φ = 380540160.

The previous prime is 805944739. The next prime is 805944757. The reversal of 805944742 is 247449508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609442 + ... + 610762.

It is an arithmetic number, because the mean of its divisors is an integer number (39947535).

Almost surely, 2^805944742 is an apocalyptic number.

805944742 is a deficient number, since it is larger than the sum of its proper divisors (472376378).

805944742 is a wasteful number, since it uses less digits than its factorization.

805944742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576.

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 805944742 is about 28389.1659264586. The cubic root of 805944742 is about 930.6115151842.

The spelling of 805944742 in words is "eight hundred five million, nine hundred forty-four thousand, seven hundred forty-two".