196474647 has 4 divisors (see below), whose sum is σ = 261966200. Its totient is φ = 130983096.

The previous prime is 196474643. The next prime is 196474651. The reversal of 196474647 is 746474691.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (196474643) and next prime (196474651).

It is not a de Polignac number, because 196474647 - 2² = 196474643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196474596 and 196474605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196474643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32745772 + ... + 32745777.

It is an arithmetic number, because the mean of its divisors is an integer number (65491550).

Almost surely, 2^196474647 is an apocalyptic number.

196474647 is a deficient number, since it is larger than the sum of its proper divisors (65491553).

196474647 is an equidigital number, since it uses as much as digits as its factorization.

196474647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65491552.

The product of its digits is 1016064, while the sum is 48.

The square root of 196474647 is about 14016.9414281433. The cubic root of 196474647 is about 581.3470937814.

The spelling of 196474647 in words is "one hundred ninety-six million, four hundred seventy-four thousand, six hundred forty-seven".