196046647 has 4 divisors (see below), whose sum is σ = 196088256. Its totient is φ = 196005040.

The previous prime is 196046639. The next prime is 196046657. The reversal of 196046647 is 746640691.

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

It is a cyclic number.

It is not a de Polignac number, because 196046647 - 2³ = 196046639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196046657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12679 + ... + 23512.

It is an arithmetic number, because the mean of its divisors is an integer number (49022064).

Almost surely, 2^196046647 is an apocalyptic number.

196046647 is a deficient number, since it is larger than the sum of its proper divisors (41609).

196046647 is an equidigital number, since it uses as much as digits as its factorization.

196046647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41608.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 196046647 is about 14001.6658651748. The cubic root of 196046647 is about 580.9246517467.

The spelling of 196046647 in words is "one hundred ninety-six million, forty-six thousand, six hundred forty-seven".