196604943 has 16 divisors (see below), whose sum is σ = 274306560. Its totient is φ = 125018784.

The previous prime is 196604929. The next prime is 196604953. The reversal of 196604943 is 349406691.

It is not a de Polignac number, because 196604943 - 2¹⁰ = 196603919 is a prime.

It is a super-2 number, since 2×196604943² = 77307007224066498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 196604895 and 196604904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196604953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21918 + ... + 29556.

It is an arithmetic number, because the mean of its divisors is an integer number (17144160).

Almost surely, 2^196604943 is an apocalyptic number.

196604943 is a deficient number, since it is larger than the sum of its proper divisors (77701617).

196604943 is a wasteful number, since it uses less digits than its factorization.

196604943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8038.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 196604943 is about 14021.5884620823. The cubic root of 196604943 is about 581.4755759441.

The spelling of 196604943 in words is "one hundred ninety-six million, six hundred four thousand, nine hundred forty-three".