196771020 has 24 divisors (see below), whose sum is σ = 550959024. Its totient is φ = 52472256.

The previous prime is 196770991. The next prime is 196771021. The reversal of 196771020 is 20177691.

It is not an unprimeable number, because it can be changed into a prime (196771021) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1639699 + ... + 1639818.

It is an arithmetic number, because the mean of its divisors is an integer number (22956626).

Almost surely, 2^196771020 is an apocalyptic number.

196771020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196771020 is an abundant number, since it is smaller than the sum of its proper divisors (354188004).

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

196771020 is a wasteful number, since it uses less digits than its factorization.

196771020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279529 (or 3279527 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 196771020 is about 14027.5094011731. The cubic root of 196771020 is about 581.6392587402.

The spelling of 196771020 in words is "one hundred ninety-six million, seven hundred seventy-one thousand, twenty".