196297650 has 36 divisors (see below), whose sum is σ = 527387562. Its totient is φ = 52345920.

The previous prime is 196297649. The next prime is 196297679. The reversal of 196297650 is 56792691.

It is a happy number.

196297650 is a `hidden beast` number, since 19 + 629 + 7 + 6 + 5 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 187881849 + 8415801 = 13707^2 + 2901^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 196297596 and 196297605.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 217659 + ... + 218558.

Almost surely, 2^196297650 is an apocalyptic number.

196297650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196297650 is an abundant number, since it is smaller than the sum of its proper divisors (331089912).

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

196297650 is a wasteful number, since it uses less digits than its factorization.

196297650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436235 (or 436227 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 196297650 is about 14010.6263243297. The cubic root of 196297650 is about 581.1724697145.

The spelling of 196297650 in words is "one hundred ninety-six million, two hundred ninety-seven thousand, six hundred fifty".