806733394 has 4 divisors (see below), whose sum is σ = 1210100094. Its totient is φ = 403366696.

The previous prime is 806733377. The next prime is 806733409. The reversal of 806733394 is 493337608.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 796086225 + 10647169 = 28215^2 + 3263^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 806733394.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201683347 + ... + 201683350.

Almost surely, 2^806733394 is an apocalyptic number.

806733394 is a deficient number, since it is larger than the sum of its proper divisors (403366700).

806733394 is a wasteful number, since it uses less digits than its factorization.

806733394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403366699.

The product of its (nonzero) digits is 326592, while the sum is 43.

The square root of 806733394 is about 28403.0525472175. The cubic root of 806733394 is about 930.9149641805.

The spelling of 806733394 in words is "eight hundred six million, seven hundred thirty-three thousand, three hundred ninety-four".