196634 has 4 divisors (see below), whose sum is σ = 294954. Its totient is φ = 98316.

The previous prime is 196613. The next prime is 196643. The reversal of 196634 is 436691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 436691 = 41 ⋅10651.

It can be written as a sum of positive squares in only one way, i.e., 162409 + 34225 = 403^2 + 185^2 .

It is a junction number, because it is equal to n+sod(n) for n = 196597 and 196606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49157 + ... + 49160.

2¹⁹⁶⁶³⁴ is an apocalyptic number.

196634 is a deficient number, since it is larger than the sum of its proper divisors (98320).

196634 is an equidigital number, since it uses as much as digits as its factorization.

196634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98319.

The product of its digits is 3888, while the sum is 29.

The square root of 196634 is about 443.4343243368. The cubic root of 196634 is about 58.1504220703.

The spelling of 196634 in words is "one hundred ninety-six thousand, six hundred thirty-four".