866346006 has 8 divisors (see below), whose sum is σ = 1732692024. Its totient is φ = 288782000.

The previous prime is 866346001. The next prime is 866346007. The reversal of 866346006 is 600643668.

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

866346006 is an admirable number.

It is a super-2 number, since 2×866346006² = 1501110804224304072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866346001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72195495 + ... + 72195506.

It is an arithmetic number, because the mean of its divisors is an integer number (216586503).

Almost surely, 2^866346006 is an apocalyptic number.

866346006 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.

866346006 is a wasteful number, since it uses less digits than its factorization.

866346006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144391006.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 866346006 is about 29433.7562332775. The cubic root of 866346006 is about 953.3019012844.

The spelling of 866346006 in words is "eight hundred sixty-six million, three hundred forty-six thousand, six".