196453617 has 4 divisors (see below), whose sum is σ = 261938160. Its totient is φ = 130969076.

The previous prime is 196453601. The next prime is 196453637. The reversal of 196453617 is 716354691.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 196453617 - 2⁴ = 196453601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196453637) 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, 32742267 + ... + 32742272.

It is an arithmetic number, because the mean of its divisors is an integer number (65484540).

Almost surely, 2^196453617 is an apocalyptic number.

It is an amenable number.

196453617 is a deficient number, since it is larger than the sum of its proper divisors (65484543).

196453617 is an equidigital number, since it uses as much as digits as its factorization.

196453617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65484542.

The product of its digits is 136080, while the sum is 42.

The square root of 196453617 is about 14016.1912444144. The cubic root of 196453617 is about 581.3263512144.

The spelling of 196453617 in words is "one hundred ninety-six million, four hundred fifty-three thousand, six hundred seventeen".