196006401 has 6 divisors (see below), whose sum is σ = 283120370. Its totient is φ = 130670928.

The previous prime is 196006373. The next prime is 196006417. The reversal of 196006401 is 104600691.

196006401 is a `hidden beast` number, since 19 + 6 + 0 + 0 + 640 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 150038001 + 45968400 = 12249^2 + 6780^2 .

It is not a de Polignac number, because 196006401 - 2⁹ = 196005889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196006471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10889236 + ... + 10889253.

Almost surely, 2^196006401 is an apocalyptic number.

It is an amenable number.

196006401 is a deficient number, since it is larger than the sum of its proper divisors (87113969).

196006401 is a wasteful number, since it uses less digits than its factorization.

196006401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21778495 (or 21778492 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 196006401 is about 14000.2286052764. The cubic root of 196006401 is about 580.8848967633.

The spelling of 196006401 in words is "one hundred ninety-six million, six thousand, four hundred one".