196628 has 6 divisors (see below), whose sum is σ = 344106. Its totient is φ = 98312.

The previous prime is 196613. The next prime is 196643. The reversal of 196628 is 826691.

It is an interprime number because it is at equal distance from previous prime (196613) and next prime (196643).

It can be written as a sum of positive squares in only one way, i.e., 174724 + 21904 = 418^2 + 148^2 .

It is a junction number, because it is equal to n+sod(n) for n = 196594 and 196603.

It is a congruent number.

It is an unprimeable number.

196628 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24575 + ... + 24582.

It is an arithmetic number, because the mean of its divisors is an integer number (57351).

2¹⁹⁶⁶²⁸ is an apocalyptic number.

It is an amenable number.

196628 is a deficient number, since it is larger than the sum of its proper divisors (147478).

196628 is a wasteful number, since it uses less digits than its factorization.

196628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49161 (or 49159 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 196628 is about 443.4275589090. The cubic root of 196628 is about 58.1498306058.

The spelling of 196628 in words is "one hundred ninety-six thousand, six hundred twenty-eight".