3420443641 has 8 divisors (see below), whose sum is σ = 3469780800. Its totient is φ = 3371428368.

The previous prime is 3420443633. The next prime is 3420443711. The reversal of 3420443641 is 1463440243.

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

It is a cyclic number.

It is not a de Polignac number, because 3420443641 - 2³ = 3420443633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3420441641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59026 + ... + 101611.

It is an arithmetic number, because the mean of its divisors is an integer number (433722600).

Almost surely, 2^3420443641 is an apocalyptic number.

It is an amenable number.

3420443641 is a deficient number, since it is larger than the sum of its proper divisors (49337159).

3420443641 is a wasteful number, since it uses less digits than its factorization.

3420443641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160943.

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 3420443641 is about 58484.5589963710. The cubic root of 3420443641 is about 1506.7023985563.

Adding to 3420443641 its reverse (1463440243), we get a palindrome (4883883884).

The spelling of 3420443641 in words is "three billion, four hundred twenty million, four hundred forty-three thousand, six hundred forty-one".