196860986 has 16 divisors (see below), whose sum is σ = 357327936. Its totient is φ = 79406016.

The previous prime is 196860973. The next prime is 196860991. The reversal of 196860986 is 689068691.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413336 + ... + 413811.

It is an arithmetic number, because the mean of its divisors is an integer number (22332996).

Almost surely, 2^196860986 is an apocalyptic number.

196860986 is a deficient number, since it is larger than the sum of its proper divisors (160466950).

196860986 is a wasteful number, since it uses less digits than its factorization.

196860986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827173.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 196860986 is about 14030.7158049759. The cubic root of 196860986 is about 581.7278893130.

The spelling of 196860986 in words is "one hundred ninety-six million, eight hundred sixty thousand, nine hundred eighty-six".