196887822 has 16 divisors (see below), whose sum is σ = 403380432. Its totient is φ = 64028480.

The previous prime is 196887773. The next prime is 196887827. The reversal of 196887822 is 228788691.

It is a happy number.

196887822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196887827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399933 + ... + 400424.

It is an arithmetic number, because the mean of its divisors is an integer number (25211277).

Almost surely, 2^196887822 is an apocalyptic number.

196887822 is an abundant number, since it is smaller than the sum of its proper divisors (206492610).

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

196887822 is a wasteful number, since it uses less digits than its factorization.

196887822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800403.

The product of its digits is 774144, while the sum is 51.

The square root of 196887822 is about 14031.6721027823. The cubic root of 196887822 is about 581.7543217389.

The spelling of 196887822 in words is "one hundred ninety-six million, eight hundred eighty-seven thousand, eight hundred twenty-two".