3425441621 has 8 divisors (see below), whose sum is σ = 3920093760. Its totient is φ = 2932115328.

The previous prime is 3425441597. The next prime is 3425441651. The reversal of 3425441621 is 1261445243.

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 3425441621 - 2⁶ = 3425441557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3425441651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325916 + ... + 336261.

It is an arithmetic number, because the mean of its divisors is an integer number (490011720).

Almost surely, 2^3425441621 is an apocalyptic number.

It is an amenable number.

3425441621 is a deficient number, since it is larger than the sum of its proper divisors (494652139).

3425441621 is an equidigital number, since it uses as much as digits as its factorization.

3425441621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662923.

The product of its digits is 23040, while the sum is 32.

The square root of 3425441621 is about 58527.2724548137. The cubic root of 3425441621 is about 1507.4359099911.

Adding to 3425441621 its reverse (1261445243), we get a palindrome (4686886864).

The spelling of 3425441621 in words is "three billion, four hundred twenty-five million, four hundred forty-one thousand, six hundred twenty-one".