3980198097 has 24 divisors (see below), whose sum is σ = 5937870848. Its totient is φ = 2566468800.

The previous prime is 3980198069. The next prime is 3980198107. The reversal of 3980198097 is 7908910893.

It is not a de Polignac number, because 3980198097 - 2¹⁰ = 3980197073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3980191097) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 821472 + ... + 826302.

Almost surely, 2^3980198097 is an apocalyptic number.

It is an amenable number.

3980198097 is a deficient number, since it is larger than the sum of its proper divisors (1957672751).

3980198097 is a wasteful number, since it uses less digits than its factorization.

3980198097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7821 (or 7818 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 54.

The square root of 3980198097 is about 63088.8111870877. The cubic root of 3980198097 is about 1584.7772540395. Note that the first 3 decimals are identical.

The spelling of 3980198097 in words is "three billion, nine hundred eighty million, one hundred ninety-eight thousand, ninety-seven".