6216225400 has 384 divisors, whose sum is σ = 19284480000. Its totient is φ = 1806336000.

The previous prime is 6216225391. The next prime is 6216225413. The reversal of 6216225400 is 45226126.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13844376 + ... + 13844824.

It is an arithmetic number, because the mean of its divisors is an integer number (50220000).

Almost surely, 2^6216225400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6216225400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9642240000).

6216225400 is an abundant number, since it is smaller than the sum of its proper divisors (13068254600).

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

6216225400 is a wasteful number, since it uses less digits than its factorization.

6216225400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 6216225400 is about 78843.0428129204. The cubic root of 6216225400 is about 1838.6917094039.

The spelling of 6216225400 in words is "six billion, two hundred sixteen million, two hundred twenty-five thousand, four hundred".