6225494400 has 576 divisors, whose sum is σ = 24203212800. Its totient is φ = 1517875200.

The previous prime is 6225494383. The next prime is 6225494411. The reversal of 6225494400 is 44945226.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 16963017 + ... + 16963383.

Almost surely, 2^6225494400 is an apocalyptic number.

6225494400 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 6225494400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12101606400).

6225494400 is an abundant number, since it is smaller than the sum of its proper divisors (17977718400).

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

6225494400 is a wasteful number, since it uses less digits than its factorization.

6225494400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447 (or 427 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 6225494400 is about 78901.8022607849. The cubic root of 6225494400 is about 1839.6051452659.

The spelling of 6225494400 in words is "six billion, two hundred twenty-five million, four hundred ninety-four thousand, four hundred".