196972922 has 4 divisors (see below), whose sum is σ = 295459386. Its totient is φ = 98486460.

The previous prime is 196972891. The next prime is 196972933. The reversal of 196972922 is 229279691.

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

It can be written as a sum of positive squares in only one way, i.e., 187169761 + 9803161 = 13681^2 + 3131^2 .

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 as a sum of consecutive naturals, namely, 49243229 + ... + 49243232.

Almost surely, 2^196972922 is an apocalyptic number.

196972922 is a deficient number, since it is larger than the sum of its proper divisors (98486464).

196972922 is an equidigital number, since it uses as much as digits as its factorization.

196972922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98486463.

The product of its digits is 244944, while the sum is 47.

The square root of 196972922 is about 14034.7042006592. The cubic root of 196972922 is about 581.8381260786.

The spelling of 196972922 in words is "one hundred ninety-six million, nine hundred seventy-two thousand, nine hundred twenty-two".