3198154172 has 12 divisors (see below), whose sum is σ = 5925991680. Its totient is φ = 1505013696.

The previous prime is 3198154097. The next prime is 3198154207. The reversal of 3198154172 is 2714518913.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23515772 + ... + 23515907.

It is an arithmetic number, because the mean of its divisors is an integer number (493832640).

Almost surely, 2^3198154172 is an apocalyptic number.

It is an amenable number.

3198154172 is a deficient number, since it is larger than the sum of its proper divisors (2727837508).

3198154172 is a wasteful number, since it uses less digits than its factorization.

3198154172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47031700 (or 47031698 counting only the distinct ones).

The product of its digits is 60480, while the sum is 41.

The square root of 3198154172 is about 56552.2251728436. The cubic root of 3198154172 is about 1473.3292079399.

The spelling of 3198154172 in words is "three billion, one hundred ninety-eight million, one hundred fifty-four thousand, one hundred seventy-two".