196998722 has 8 divisors (see below), whose sum is σ = 295693500. Its totient is φ = 98434224.

The previous prime is 196998701. The next prime is 196998743. The reversal of 196998722 is 227899691.

It is an interprime number because it is at equal distance from previous prime (196998701) and next prime (196998743).

It can be written as a sum of positive squares in 2 ways, for example, as 190743721 + 6255001 = 13811^2 + 2501^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28697 + ... + 34892.

Almost surely, 2^196998722 is an apocalyptic number.

196998722 is a deficient number, since it is larger than the sum of its proper divisors (98694778).

196998722 is a wasteful number, since it uses less digits than its factorization.

196998722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65140.

The product of its digits is 979776, while the sum is 53.

The square root of 196998722 is about 14035.6233206794. The cubic root of 196998722 is about 581.8635285013.

The spelling of 196998722 in words is "one hundred ninety-six million, nine hundred ninety-eight thousand, seven hundred twenty-two".