196384785 has 16 divisors (see below), whose sum is σ = 314629056. Its totient is φ = 104600768.

The previous prime is 196384777. The next prime is 196384807. The reversal of 196384785 is 587483691.

It is a cyclic number.

It is not a de Polignac number, because 196384785 - 2³ = 196384777 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3742 + ... + 20168.

It is an arithmetic number, because the mean of its divisors is an integer number (19664316).

Almost surely, 2^196384785 is an apocalyptic number.

196384785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196384785 is a deficient number, since it is larger than the sum of its proper divisors (118244271).

196384785 is a wasteful number, since it uses less digits than its factorization.

196384785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17232.

The product of its digits is 1451520, while the sum is 51.

The square root of 196384785 is about 14013.7355833482. The cubic root of 196384785 is about 581.2584496401.

The spelling of 196384785 in words is "one hundred ninety-six million, three hundred eighty-four thousand, seven hundred eighty-five".