3221541420 has 24 divisors (see below), whose sum is σ = 9020316144. Its totient is φ = 859077696.

The previous prime is 3221541383. The next prime is 3221541431. The reversal of 3221541420 is 241451223.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26846119 + ... + 26846238.

It is an arithmetic number, because the mean of its divisors is an integer number (375846506).

Almost surely, 2^3221541420 is an apocalyptic number.

3221541420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3221541420 is an abundant number, since it is smaller than the sum of its proper divisors (5798774724).

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

3221541420 is a wasteful number, since it uses less digits than its factorization.

3221541420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53692369 (or 53692367 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 3221541420 is about 56758.6241905140. The cubic root of 3221541420 is about 1476.9118435686.

Adding to 3221541420 its reverse (241451223), we get a palindrome (3462992643).

The spelling of 3221541420 in words is "three billion, two hundred twenty-one million, five hundred forty-one thousand, four hundred twenty".