196403908 has 6 divisors (see below), whose sum is σ = 343706846. Its totient is φ = 98201952.

The previous prime is 196403887. The next prime is 196403917. The reversal of 196403908 is 809304691.

196403908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 192044164 + 4359744 = 13858^2 + 2088^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24550485 + ... + 24550492.

Almost surely, 2^196403908 is an apocalyptic number.

It is an amenable number.

196403908 is a deficient number, since it is larger than the sum of its proper divisors (147302938).

196403908 is a wasteful number, since it uses less digits than its factorization.

196403908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49100981 (or 49100979 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 196403908 is about 14014.4178616167. The cubic root of 196403908 is about 581.2773157394.

The spelling of 196403908 in words is "one hundred ninety-six million, four hundred three thousand, nine hundred eight".