3648219356 has 12 divisors (see below), whose sum is σ = 6444051768. Its totient is φ = 1807061712.

The previous prime is 3648219307. The next prime is 3648219403. The reversal of 3648219356 is 6539128463.

It is a self number, because there is not a number n which added to its sum of digits gives 3648219356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4261511 + ... + 4262366.

It is an arithmetic number, because the mean of its divisors is an integer number (537004314).

Almost surely, 2^3648219356 is an apocalyptic number.

It is an amenable number.

3648219356 is a deficient number, since it is larger than the sum of its proper divisors (2795832412).

3648219356 is a wasteful number, since it uses less digits than its factorization.

3648219356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8523988 (or 8523986 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The square root of 3648219356 is about 60400.4913556173. The cubic root of 3648219356 is about 1539.4313068563.

The spelling of 3648219356 in words is "three billion, six hundred forty-eight million, two hundred nineteen thousand, three hundred fifty-six".