196953439 has 8 divisors (see below), whose sum is σ = 207994752. Its totient is φ = 186118680.

The previous prime is 196953437. The next prime is 196953451. The reversal of 196953439 is 934359691.

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

It is a cyclic number.

It is not a de Polignac number, because 196953439 - 2¹ = 196953437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196953392 and 196953401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196953431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49677 + ... + 53494.

It is an arithmetic number, because the mean of its divisors is an integer number (25999344).

Almost surely, 2^196953439 is an apocalyptic number.

196953439 is a deficient number, since it is larger than the sum of its proper divisors (11041313).

196953439 is a wasteful number, since it uses less digits than its factorization.

196953439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103277.

The product of its digits is 787320, while the sum is 49.

The square root of 196953439 is about 14034.0100826528. The cubic root of 196953439 is about 581.8189418410.

The spelling of 196953439 in words is "one hundred ninety-six million, nine hundred fifty-three thousand, four hundred thirty-nine".