196253357 has 4 divisors (see below), whose sum is σ = 196386300. Its totient is φ = 196120416.

The previous prime is 196253339. The next prime is 196253359. The reversal of 196253357 is 753352691.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 178997641 + 17255716 = 13379^2 + 4154^2 .

It is a cyclic number.

It is not a de Polignac number, because 196253357 - 2¹⁰ = 196252333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196253359) 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, 64232 + ... + 67217.

It is an arithmetic number, because the mean of its divisors is an integer number (49096575).

Almost surely, 2^196253357 is an apocalyptic number.

It is an amenable number.

196253357 is a deficient number, since it is larger than the sum of its proper divisors (132943).

196253357 is a wasteful number, since it uses less digits than its factorization.

196253357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132942.

The product of its digits is 170100, while the sum is 41.

The square root of 196253357 is about 14009.0455420774. The cubic root of 196253357 is about 581.1287541146.

The spelling of 196253357 in words is "one hundred ninety-six million, two hundred fifty-three thousand, three hundred fifty-seven".