196303885 has 4 divisors (see below), whose sum is σ = 235564668. Its totient is φ = 157043104.

The previous prime is 196303883. The next prime is 196303909. The reversal of 196303885 is 588303691.

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

It can be written as a sum of positive squares in 2 ways, for example, as 103489929 + 92813956 = 10173^2 + 9634^2 .

It is a cyclic number.

It is not a de Polignac number, because 196303885 - 2¹ = 196303883 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 (196303883) 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, 19630384 + ... + 19630393.

It is an arithmetic number, because the mean of its divisors is an integer number (58891167).

Almost surely, 2^196303885 is an apocalyptic number.

It is an amenable number.

196303885 is a deficient number, since it is larger than the sum of its proper divisors (39260783).

196303885 is an equidigital number, since it uses as much as digits as its factorization.

196303885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39260782.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 196303885 is about 14010.8488322442. The cubic root of 196303885 is about 581.1786229076.

The spelling of 196303885 in words is "one hundred ninety-six million, three hundred three thousand, eight hundred eighty-five".