196866274 has 24 divisors (see below), whose sum is σ = 330731100. Its totient is φ = 87790560.

The previous prime is 196866251. The next prime is 196866311. The reversal of 196866274 is 472668691.

It can be written as a sum of positive squares in 2 ways, for example, as 196700625 + 165649 = 14025^2 + 407^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5152 + ... + 20500.

Almost surely, 2^196866274 is an apocalyptic number.

196866274 is a deficient number, since it is larger than the sum of its proper divisors (133864826).

196866274 is a wasteful number, since it uses less digits than its factorization.

196866274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15426 (or 15415 counting only the distinct ones).

The product of its digits is 870912, while the sum is 49.

The square root of 196866274 is about 14030.9042474104. The cubic root of 196866274 is about 581.7330979792.

The spelling of 196866274 in words is "one hundred ninety-six million, eight hundred sixty-six thousand, two hundred seventy-four".