196893902 has 8 divisors (see below), whose sum is σ = 296285376. Its totient is φ = 98132112.

The previous prime is 196893901. The next prime is 196893919. The reversal of 196893902 is 209398691.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196893901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156638 + ... + 157889.

It is an arithmetic number, because the mean of its divisors is an integer number (37035672).

Almost surely, 2^196893902 is an apocalyptic number.

196893902 is a deficient number, since it is larger than the sum of its proper divisors (99391474).

196893902 is a wasteful number, since it uses less digits than its factorization.

196893902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314842.

The product of its (nonzero) digits is 209952, while the sum is 47.

The square root of 196893902 is about 14031.8887538350. Note that the first 3 decimals coincide. The cubic root of 196893902 is about 581.7603099709.

The spelling of 196893902 in words is "one hundred ninety-six million, eight hundred ninety-three thousand, nine hundred two".