814195206 has 72 divisors (see below), whose sum is σ = 1994409480. Its totient is φ = 246026880.

The previous prime is 814195199. The next prime is 814195211. The reversal of 814195206 is 602591418.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2306326 + ... + 2306678.

Almost surely, 2^814195206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 814195206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (997204740).

814195206 is an abundant number, since it is smaller than the sum of its proper divisors (1180214274).

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

814195206 is a wasteful number, since it uses less digits than its factorization.

814195206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 814195206 is about 28534.1060136812. The cubic root of 814195206 is about 933.7762999641.

The spelling of 814195206 in words is "eight hundred fourteen million, one hundred ninety-five thousand, two hundred six".