3443421040 has 40 divisors (see below), whose sum is σ = 8008416000. Its totient is φ = 1376944896.

The previous prime is 3443421029. The next prime is 3443421049. The reversal of 3443421040 is 401243443.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 3443420996 and 3443421014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3443421049) 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 7 ways as a sum of consecutive naturals, for example, 456177 + ... + 463663.

It is an arithmetic number, because the mean of its divisors is an integer number (200210400).

Almost surely, 2^3443421040 is an apocalyptic number.

It is an amenable number.

3443421040 is an abundant number, since it is smaller than the sum of its proper divisors (4564994960).

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

3443421040 is a wasteful number, since it uses less digits than its factorization.

3443421040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13249 (or 13243 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 3443421040 is about 58680.6700711572. The cubic root of 3443421040 is about 1510.0687131575.

Adding to 3443421040 its reverse (401243443), we get a palindrome (3844664483).

The spelling of 3443421040 in words is "three billion, four hundred forty-three million, four hundred twenty-one thousand, forty".