196455828 has 12 divisors (see below), whose sum is σ = 458396960. Its totient is φ = 65485272.

The previous prime is 196455803. The next prime is 196455851. The reversal of 196455828 is 828554691.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8185648 + ... + 8185671.

Almost surely, 2^196455828 is an apocalyptic number.

It is an amenable number.

196455828 is an abundant number, since it is smaller than the sum of its proper divisors (261941132).

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

196455828 is a wasteful number, since it uses less digits than its factorization.

196455828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16371326 (or 16371324 counting only the distinct ones).

The product of its digits is 691200, while the sum is 48.

The square root of 196455828 is about 14016.2701172602. The cubic root of 196455828 is about 581.3285320646.

The spelling of 196455828 in words is "one hundred ninety-six million, four hundred fifty-five thousand, eight hundred twenty-eight".