196662680 has 32 divisors (see below), whose sum is σ = 443156400. Its totient is φ = 78546816.

The previous prime is 196662649. The next prime is 196662689. The reversal of 196662680 is 86266691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196662689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26234 + ... + 32886.

Almost surely, 2^196662680 is an apocalyptic number.

196662680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196662680 is an abundant number, since it is smaller than the sum of its proper divisors (246493720).

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

196662680 is a wasteful number, since it uses less digits than its factorization.

196662680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7403 (or 7399 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 196662680 is about 14023.6471718309. The cubic root of 196662680 is about 581.5324910432.

It can be divided in two parts, 1966 and 62680, that added together give a palindrome (64646).

The spelling of 196662680 in words is "one hundred ninety-six million, six hundred sixty-two thousand, six hundred eighty".