196593379 has 2 divisors, whose sum is σ = 196593380. Its totient is φ = 196593378.

The previous prime is 196593367. The next prime is 196593421. The reversal of 196593379 is 973395691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196593379 - 2¹¹ = 196591331 is a prime.

It is not a weakly prime, because it can be changed into another prime (196593479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98296689 + 98296690.

It is an arithmetic number, because the mean of its divisors is an integer number (98296690).

Almost surely, 2^196593379 is an apocalyptic number.

196593379 is a deficient number, since it is larger than the sum of its proper divisors (1).

196593379 is an equidigital number, since it uses as much as digits as its factorization.

196593379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1377810, while the sum is 52.

The square root of 196593379 is about 14021.1760918976. The cubic root of 196593379 is about 581.4641752213.

The spelling of 196593379 in words is "one hundred ninety-six million, five hundred ninety-three thousand, three hundred seventy-nine".