196107638 has 8 divisors (see below), whose sum is σ = 298191288. Its totient is φ = 96710544.

The previous prime is 196107629. The next prime is 196107647. The reversal of 196107638 is 836701691.

It is an interprime number because it is at equal distance from previous prime (196107629) and next prime (196107647).

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 196107595 and 196107604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671456 + ... + 671747.

It is an arithmetic number, because the mean of its divisors is an integer number (37273911).

Almost surely, 2^196107638 is an apocalyptic number.

196107638 is a deficient number, since it is larger than the sum of its proper divisors (102083650).

196107638 is a wasteful number, since it uses less digits than its factorization.

196107638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343278.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 196107638 is about 14003.8436866455. The cubic root of 196107638 is about 580.9848882641.

The spelling of 196107638 in words is "one hundred ninety-six million, one hundred seven thousand, six hundred thirty-eight".