196009776 has 120 divisors (see below), whose sum is σ = 596311040. Its totient is φ = 59875200.

The previous prime is 196009763. The next prime is 196009777. The reversal of 196009776 is 677900691.

It is not an unprimeable number, because it can be changed into a prime (196009777) 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 23 ways as a sum of consecutive naturals, for example, 83661 + ... + 85971.

Almost surely, 2^196009776 is an apocalyptic number.

196009776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196009776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298155520).

196009776 is an abundant number, since it is smaller than the sum of its proper divisors (400301264).

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

196009776 is a wasteful number, since it uses less digits than its factorization.

196009776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375 (or 2366 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 196009776 is about 14000.3491385037. The cubic root of 196009776 is about 580.8882307960. Note that the first 3 decimals are identical.

The spelling of 196009776 in words is "one hundred ninety-six million, nine thousand, seven hundred seventy-six".