6255000 has 120 divisors (see below), whose sum is σ = 21321300. Its totient is φ = 1656000.

The previous prime is 6254993. The next prime is 6255013. The reversal of 6255000 is 5526.

It is a Cunningham number, because it is equal to 2501²-1.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

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 29 ways as a sum of consecutive naturals, for example, 44931 + ... + 45069.

Almost surely, 2^6255000 is an apocalyptic number.

6255000 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 6255000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10660650).

6255000 is an abundant number, since it is smaller than the sum of its proper divisors (15066300).

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

6255000 is a wasteful number, since it uses less digits than its factorization.

6255000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 6255000 is about 2500.9998000800. Note that the first 3 decimals coincide. The cubic root of 6255000 is about 184.2506822590.

It can be divided in two parts, 625 and 5000, that added together give a square (5625 = 75²).

The spelling of 6255000 in words is "six million, two hundred fifty-five thousand".