196520726 has 8 divisors (see below), whose sum is σ = 294843144. Its totient is φ = 98239680.

The previous prime is 196520683. The next prime is 196520729. The reversal of 196520726 is 627025691.

It is a happy number.

196520726 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 196520726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196520729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8141 + ... + 21431.

It is an arithmetic number, because the mean of its divisors is an integer number (36855393).

Almost surely, 2^196520726 is an apocalyptic number.

196520726 is a deficient number, since it is larger than the sum of its proper divisors (98322418).

196520726 is a wasteful number, since it uses less digits than its factorization.

196520726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20686.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 196520726 is about 14018.5850213208. The cubic root of 196520726 is about 581.3925378107.

The spelling of 196520726 in words is "one hundred ninety-six million, five hundred twenty thousand, seven hundred twenty-six".