196453399 has 4 divisors (see below), whose sum is σ = 196907536. Its totient is φ = 195999264.

The previous prime is 196453393. The next prime is 196453403. The reversal of 196453399 is 993354691.

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 196453399 - 2⁹ = 196452887 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 (196453393) 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, 226419 + ... + 227284.

It is an arithmetic number, because the mean of its divisors is an integer number (49226884).

Almost surely, 2^196453399 is an apocalyptic number.

196453399 is a deficient number, since it is larger than the sum of its proper divisors (454137).

196453399 is an equidigital number, since it uses as much as digits as its factorization.

196453399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454136.

The product of its digits is 787320, while the sum is 49.

The square root of 196453399 is about 14016.1834676919. The cubic root of 196453399 is about 581.3261361862.

The spelling of 196453399 in words is "one hundred ninety-six million, four hundred fifty-three thousand, three hundred ninety-nine".