196878080 has 216 divisors, whose sum is σ = 569025072. Its totient is φ = 65028096.

The previous prime is 196878079. The next prime is 196878107. The reversal of 196878080 is 80878691.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2696924 + ... + 2696996.

Almost surely, 2^196878080 is an apocalyptic number.

196878080 is a gapful number since it is divisible by the number (10) 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 196878080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284512536).

196878080 is an abundant number, since it is smaller than the sum of its proper divisors (372146992).

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

196878080 is an equidigital number, since it uses as much as digits as its factorization.

196878080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 47.

The square root of 196878080 is about 14031.3249552564. The cubic root of 196878080 is about 581.7447265220.

The spelling of 196878080 in words is "one hundred ninety-six million, eight hundred seventy-eight thousand, eighty".