196428 has 12 divisors (see below), whose sum is σ = 458360. Its totient is φ = 65472.

The previous prime is 196387. The next prime is 196429. The reversal of 196428 is 824691.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 196395 and 196404.

It is not an unprimeable number, because it can be changed into a prime (196429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8173 + ... + 8196.

2¹⁹⁶⁴²⁸ is an apocalyptic number.

It is an amenable number.

196428 is an abundant number, since it is smaller than the sum of its proper divisors (261932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196428 is a wasteful number, since it uses less digits than its factorization.

196428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16376 (or 16374 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 196428 is about 443.2019855551. The cubic root of 196428 is about 58.1301082341.

The spelling of 196428 in words is "one hundred ninety-six thousand, four hundred twenty-eight".