196540874 has 8 divisors (see below), whose sum is σ = 301667520. Its totient is φ = 95985036.

The previous prime is 196540873. The next prime is 196540879. The reversal of 196540874 is 478045691.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (196540871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1142594 + ... + 1142765.

It is an arithmetic number, because the mean of its divisors is an integer number (37708440).

Almost surely, 2^196540874 is an apocalyptic number.

196540874 is a deficient number, since it is larger than the sum of its proper divisors (105126646).

196540874 is a wasteful number, since it uses less digits than its factorization.

196540874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285404.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 196540874 is about 14019.3036203657. The cubic root of 196540874 is about 581.4124059382.

The spelling of 196540874 in words is "one hundred ninety-six million, five hundred forty thousand, eight hundred seventy-four".