815200196 has 24 divisors (see below), whose sum is σ = 1436400000. Its totient is φ = 404810784.

The previous prime is 815200181. The next prime is 815200213. The reversal of 815200196 is 691002518.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406805 + ... + 408803.

It is an arithmetic number, because the mean of its divisors is an integer number (59850000).

Almost surely, 2^815200196 is an apocalyptic number.

It is an amenable number.

815200196 is a deficient number, since it is larger than the sum of its proper divisors (621199804).

815200196 is a wasteful number, since it uses less digits than its factorization.

815200196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651 (or 2649 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 815200196 is about 28551.7109119576. The cubic root of 815200196 is about 934.1603397236.

The spelling of 815200196 in words is "eight hundred fifteen million, two hundred thousand, one hundred ninety-six".