195915652 has 12 divisors (see below), whose sum is σ = 348473356. Its totient is φ = 96351840.

The previous prime is 195915649. The next prime is 195915689. The reversal of 195915652 is 256519591.

It can be written as a sum of positive squares in 2 ways, for example, as 71503936 + 124411716 = 8456^2 + 11154^2 .

It is a junction number, because it is equal to n+sod(n) for n = 195915599 and 195915608.

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, 401223 + ... + 401710.

Almost surely, 2^195915652 is an apocalyptic number.

It is an amenable number.

195915652 is a deficient number, since it is larger than the sum of its proper divisors (152557704).

195915652 is a wasteful number, since it uses less digits than its factorization.

195915652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802998 (or 802996 counting only the distinct ones).

The product of its digits is 121500, while the sum is 43.

The square root of 195915652 is about 13996.9872472615. The cubic root of 195915652 is about 580.7952349618.

The spelling of 195915652 in words is "one hundred ninety-five million, nine hundred fifteen thousand, six hundred fifty-two".