3559422421 has 4 divisors (see below), whose sum is σ = 3646237644. Its totient is φ = 3472607200.

The previous prime is 3559422401. The next prime is 3559422439. The reversal of 3559422421 is 1242249553.

3559422421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1242249553 = 5039 ⋅246527.

It can be written as a sum of positive squares in 2 ways, for example, as 1156952196 + 2402470225 = 34014^2 + 49015^2 .

It is a cyclic number.

It is not a de Polignac number, because 3559422421 - 2¹⁵ = 3559389653 is a prime.

It is a super-2 number, since 2×3559422421² = 25338975942235002482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3559422401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43407550 + ... + 43407631.

It is an arithmetic number, because the mean of its divisors is an integer number (911559411).

Almost surely, 2^3559422421 is an apocalyptic number.

It is an amenable number.

3559422421 is a deficient number, since it is larger than the sum of its proper divisors (86815223).

3559422421 is an equidigital number, since it uses as much as digits as its factorization.

3559422421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86815222.

The product of its digits is 86400, while the sum is 37.

The square root of 3559422421 is about 59660.8952413555. The cubic root of 3559422421 is about 1526.8387632683.

The spelling of 3559422421 in words is "three billion, five hundred fifty-nine million, four hundred twenty-two thousand, four hundred twenty-one".