196157343 has 16 divisors (see below), whose sum is σ = 263559296. Its totient is φ = 129768480.

The previous prime is 196157333. The next prime is 196157369. The reversal of 196157343 is 343751691.

It is not a de Polignac number, because 196157343 - 2²² = 191963039 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196157333) 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, 343248 + ... + 343818.

It is an arithmetic number, because the mean of its divisors is an integer number (16472456).

Almost surely, 2^196157343 is an apocalyptic number.

196157343 is a deficient number, since it is larger than the sum of its proper divisors (67401953).

196157343 is a wasteful number, since it uses less digits than its factorization.

196157343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254.

The product of its digits is 68040, while the sum is 39.

The square root of 196157343 is about 14005.6182655390. The cubic root of 196157343 is about 581.0339691579.

The spelling of 196157343 in words is "one hundred ninety-six million, one hundred fifty-seven thousand, three hundred forty-three".