196316525 has 6 divisors (see below), whose sum is σ = 243432522. Its totient is φ = 157053200.

The previous prime is 196316503. The next prime is 196316537. The reversal of 196316525 is 525613691.

It can be written as a sum of positive squares in 3 ways, for example, as 56580484 + 139736041 = 7522^2 + 11821^2 .

It is not a de Polignac number, because 196316525 - 2¹⁸ = 196054381 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 3926306 + ... + 3926355.

It is an arithmetic number, because the mean of its divisors is an integer number (40572087).

Almost surely, 2^196316525 is an apocalyptic number.

It is an amenable number.

196316525 is a deficient number, since it is larger than the sum of its proper divisors (47115997).

196316525 is an equidigital number, since it uses as much as digits as its factorization.

196316525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7852671 (or 7852666 counting only the distinct ones).

The product of its digits is 48600, while the sum is 38.

The square root of 196316525 is about 14011.2999040061. The cubic root of 196316525 is about 581.1910966633.

The spelling of 196316525 in words is "one hundred ninety-six million, three hundred sixteen thousand, five hundred twenty-five".