3450043221 has 8 divisors (see below), whose sum is σ = 4601071584. Its totient is φ = 2299521840.

The previous prime is 3450043211. The next prime is 3450043241. The reversal of 3450043221 is 1223400543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3450043221 - 2⁹ = 3450042709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3450043191 and 3450043200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3450043211) 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, 110571 + ... + 138296.

It is an arithmetic number, because the mean of its divisors is an integer number (575133948).

Almost surely, 2^3450043221 is an apocalyptic number.

It is an amenable number.

3450043221 is a deficient number, since it is larger than the sum of its proper divisors (1151028363).

3450043221 is a wasteful number, since it uses less digits than its factorization.

3450043221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253491.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 3450043221 is about 58737.0685427865. The cubic root of 3450043221 is about 1511.0361178239.

Adding to 3450043221 its reverse (1223400543), we get a palindrome (4673443764).

The spelling of 3450043221 in words is "three billion, four hundred fifty million, forty-three thousand, two hundred twenty-one".