2193148472 has 16 divisors (see below), whose sum is σ = 4181851800. Its totient is φ = 1077988000.

The previous prime is 2193148459. The next prime is 2193148493. The reversal of 2193148472 is 2748413912.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2322779 + ... + 2323722.

Almost surely, 2^2193148472 is an apocalyptic number.

It is an amenable number.

2193148472 is a deficient number, since it is larger than the sum of its proper divisors (1988703328).

2193148472 is a wasteful number, since it uses less digits than its factorization.

2193148472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646566 (or 4646562 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 2193148472 is about 46831.0631098633. The cubic root of 2193148472 is about 1299.2398854280.

The spelling of 2193148472 in words is "two billion, one hundred ninety-three million, one hundred forty-eight thousand, four hundred seventy-two".