196478097 has 16 divisors (see below), whose sum is σ = 264306240. Its totient is φ = 129823232.

The previous prime is 196478089. The next prime is 196478099. The reversal of 196478097 is 790874691.

It is a cyclic number.

It is not a de Polignac number, because 196478097 - 2³ = 196478089 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (196478099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318133 + ... + 318749.

It is an arithmetic number, because the mean of its divisors is an integer number (16519140).

Almost surely, 2^196478097 is an apocalyptic number.

It is an amenable number.

196478097 is a deficient number, since it is larger than the sum of its proper divisors (67828143).

196478097 is a wasteful number, since it uses less digits than its factorization.

196478097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392.

The product of its (nonzero) digits is 762048, while the sum is 51.

The square root of 196478097 is about 14017.0644929671. The cubic root of 196478097 is about 581.3504964863.

The spelling of 196478097 in words is "one hundred ninety-six million, four hundred seventy-eight thousand, ninety-seven".