196917822 has 12 divisors (see below), whose sum is σ = 426655320. Its totient is φ = 65639268.

The previous prime is 196917803. The next prime is 196917823. The reversal of 196917822 is 228719691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196917823) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5469922 + ... + 5469957.

It is an arithmetic number, because the mean of its divisors is an integer number (35554610).

Almost surely, 2^196917822 is an apocalyptic number.

196917822 is an abundant number, since it is smaller than the sum of its proper divisors (229737498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196917822 is a wasteful number, since it uses less digits than its factorization.

196917822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10939887 (or 10939884 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 196917822 is about 14032.7410722211. The cubic root of 196917822 is about 581.7838677398.

It can be divided in two parts, 1969 and 17822, that added together give a palindrome (19791).

The spelling of 196917822 in words is "one hundred ninety-six million, nine hundred seventeen thousand, eight hundred twenty-two".