805438264 has 16 divisors (see below), whose sum is σ = 1535794200. Its totient is φ = 395893152.

The previous prime is 805438247. The next prime is 805438301. The reversal of 805438264 is 462834508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 852747 + ... + 853690.

Almost surely, 2^805438264 is an apocalyptic number.

It is an amenable number.

805438264 is a deficient number, since it is larger than the sum of its proper divisors (730355936).

805438264 is a wasteful number, since it uses less digits than its factorization.

805438264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706502 (or 1706498 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 805438264 is about 28380.2442554676. The cubic root of 805438264 is about 930.4165336501.

The spelling of 805438264 in words is "eight hundred five million, four hundred thirty-eight thousand, two hundred sixty-four".