196208520 has 64 divisors (see below), whose sum is σ = 590958720. Its totient is φ = 52114944.

The previous prime is 196208489. The next prime is 196208533. The reversal of 196208520 is 25802691.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28452 + ... + 34668.

It is an arithmetic number, because the mean of its divisors is an integer number (9233730).

Almost surely, 2^196208520 is an apocalyptic number.

196208520 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 196208520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295479360).

196208520 is an abundant number, since it is smaller than the sum of its proper divisors (394750200).

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

196208520 is a wasteful number, since it uses less digits than its factorization.

196208520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6494 (or 6490 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 196208520 is about 14007.4451631980. The cubic root of 196208520 is about 581.0844949065.

The spelling of 196208520 in words is "one hundred ninety-six million, two hundred eight thousand, five hundred twenty".