196679753 has 4 divisors (see below), whose sum is σ = 201995460. Its totient is φ = 191364048.

The previous prime is 196679737. The next prime is 196679789. The reversal of 196679753 is 357976691.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 357976691 = 167 ⋅2143573.

It can be written as a sum of positive squares in 2 ways, for example, as 108826624 + 87853129 = 10432^2 + 9373^2 .

It is a cyclic number.

It is not a de Polignac number, because 196679753 - 2⁴ = 196679737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196679695 and 196679704.

It is not an unprimeable number, because it can be changed into a prime (196670753) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2657798 + ... + 2657871.

It is an arithmetic number, because the mean of its divisors is an integer number (50498865).

Almost surely, 2^196679753 is an apocalyptic number.

It is an amenable number.

196679753 is a deficient number, since it is larger than the sum of its proper divisors (5315707).

196679753 is an equidigital number, since it uses as much as digits as its factorization.

196679753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5315706.

The product of its digits is 2143260, while the sum is 53.

The square root of 196679753 is about 14024.2558804380. The cubic root of 196679753 is about 581.5493188706.

The spelling of 196679753 in words is "one hundred ninety-six million, six hundred seventy-nine thousand, seven hundred fifty-three".