196620142 has 8 divisors (see below), whose sum is σ = 300495096. Its totient is φ = 96455112.

The previous prime is 196620131. The next prime is 196620161. The reversal of 196620142 is 241026691.

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

It is a congruent number.

It is an unprimeable number.

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, 927348 + ... + 927559.

It is an arithmetic number, because the mean of its divisors is an integer number (37561887).

Almost surely, 2^196620142 is an apocalyptic number.

196620142 is a deficient number, since it is larger than the sum of its proper divisors (103874954).

196620142 is a wasteful number, since it uses less digits than its factorization.

196620142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854962.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 196620142 is about 14022.1304372766. The cubic root of 196620142 is about 581.4905596629.

The spelling of 196620142 in words is "one hundred ninety-six million, six hundred twenty thousand, one hundred forty-two".