196388 has 12 divisors (see below), whose sum is σ = 355740. Its totient is φ = 94752.

The previous prime is 196387. The next prime is 196429. The reversal of 196388 is 883691.

It can be written as a sum of positive squares in 2 ways, for example, as 88804 + 107584 = 298^2 + 328^2 .

It is not an unprimeable number, because it can be changed into a prime (196387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731 + ... + 962.

It is an arithmetic number, because the mean of its divisors is an integer number (29645).

2¹⁹⁶³⁸⁸ is an apocalyptic number.

It is an amenable number.

196388 is a deficient number, since it is larger than the sum of its proper divisors (159352).

196388 is a wasteful number, since it uses less digits than its factorization.

196388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726 (or 1724 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 196388 is about 443.1568571059. The cubic root of 196388 is about 58.1261621535.

The spelling of 196388 in words is "one hundred ninety-six thousand, three hundred eighty-eight".