196862650 has 12 divisors (see below), whose sum is σ = 366164622. Its totient is φ = 78745040.

The previous prime is 196862639. The next prime is 196862651. The reversal of 196862650 is 56268691.

It can be written as a sum of positive squares in 3 ways, for example, as 162792081 + 34070569 = 12759^2 + 5837^2 .

It is a junction number, because it is equal to n+sod(n) for n = 196862597 and 196862606.

It is not an unprimeable number, because it can be changed into a prime (196862651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1968577 + ... + 1968676.

Almost surely, 2^196862650 is an apocalyptic number.

196862650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196862650 is a deficient number, since it is larger than the sum of its proper divisors (169301972).

196862650 is a wasteful number, since it uses less digits than its factorization.

196862650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937265 (or 3937260 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 196862650 is about 14030.7751033220. The cubic root of 196862650 is about 581.7295283587.

The spelling of 196862650 in words is "one hundred ninety-six million, eight hundred sixty-two thousand, six hundred fifty".