806866674 has 8 divisors (see below), whose sum is σ = 1613733360. Its totient is φ = 268955556.

The previous prime is 806866607. The next prime is 806866693. The reversal of 806866674 is 476668608.

It is a sphenic number, since it is the product of 3 distinct primes.

806866674 is an admirable number.

It is a super-2 number, since 2×806866674² = 1302067659223644552, which contains 22 as substring.

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, 67238884 + ... + 67238895.

It is an arithmetic number, because the mean of its divisors is an integer number (201716670).

Almost surely, 2^806866674 is an apocalyptic number.

806866674 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

806866674 is a wasteful number, since it uses less digits than its factorization.

806866674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134477784.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The square root of 806866674 is about 28405.3986770121. The cubic root of 806866674 is about 930.9662266816.

The spelling of 806866674 in words is "eight hundred six million, eight hundred sixty-six thousand, six hundred seventy-four".