3443488821 has 16 divisors (see below), whose sum is σ = 5106201600. Its totient is φ = 2293527744.

The previous prime is 3443488777. The next prime is 3443488831. The reversal of 3443488821 is 1288843443.

It is a happy number.

It is not a de Polignac number, because 3443488821 - 2¹¹ = 3443486773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3443488831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29316 + ... + 88013.

It is an arithmetic number, because the mean of its divisors is an integer number (319137600).

Almost surely, 2^3443488821 is an apocalyptic number.

It is an amenable number.

3443488821 is a deficient number, since it is larger than the sum of its proper divisors (1662712779).

3443488821 is a wasteful number, since it uses less digits than its factorization.

3443488821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118425 (or 118419 counting only the distinct ones).

The product of its digits is 589824, while the sum is 45.

The square root of 3443488821 is about 58681.2476094365. The cubic root of 3443488821 is about 1510.0786212590.

The spelling of 3443488821 in words is "three billion, four hundred forty-three million, four hundred eighty-eight thousand, eight hundred twenty-one".