6225231420 has 144 divisors (see below), whose sum is σ = 19133936640. Its totient is φ = 1638142848.

The previous prime is 6225231409. The next prime is 6225231491. The reversal of 6225231420 is 241325226.

It is a happy number.

6225231420 is a `hidden beast` number, since 6 + 2 + 2 + 5 + 231 + 420 = 666.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 8657821 + ... + 8658539.

It is an arithmetic number, because the mean of its divisors is an integer number (132874560).

Almost surely, 2^6225231420 is an apocalyptic number.

6225231420 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6225231420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9566968320).

6225231420 is an abundant number, since it is smaller than the sum of its proper divisors (12908705220).

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

6225231420 is a wasteful number, since it uses less digits than its factorization.

6225231420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304 (or 1299 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 6225231420 is about 78900.1357413281. The cubic root of 6225231420 is about 1839.5792417718.

Adding to 6225231420 its reverse (241325226), we get a palindrome (6466556646).

The spelling of 6225231420 in words is "six billion, two hundred twenty-five million, two hundred thirty-one thousand, four hundred twenty".