3653271198 has 24 divisors (see below), whose sum is σ = 8170758336. Its totient is φ = 1178474400.

The previous prime is 3653271157. The next prime is 3653271221. The reversal of 3653271198 is 8911723563.

3653271198 is a `hidden beast` number, since 36 + 532 + 71 + 19 + 8 = 666.

It is a super-2 number, since 2×3653271198² = 26692780892272710408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3272983 + ... + 3274098.

It is an arithmetic number, because the mean of its divisors is an integer number (340448264).

Almost surely, 2^3653271198 is an apocalyptic number.

3653271198 is an abundant number, since it is smaller than the sum of its proper divisors (4517487138).

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

3653271198 is a wasteful number, since it uses less digits than its factorization.

3653271198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6547120 (or 6547117 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 3653271198 is about 60442.2964322171. The cubic root of 3653271198 is about 1540.1415507713.

The spelling of 3653271198 in words is "three billion, six hundred fifty-three million, two hundred seventy-one thousand, one hundred ninety-eight".