10256550 has 48 divisors (see below), whose sum is σ = 25726032. Its totient is φ = 2704000.

The previous prime is 10256539. The next prime is 10256557. The reversal of 10256550 is 5565201.

It is a self number, because there is not a number n which added to its sum of digits gives 10256550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10256557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14812 + ... + 15488.

It is an arithmetic number, because the mean of its divisors is an integer number (535959).

Almost surely, 2^10256550 is an apocalyptic number.

10256550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10256550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12863016).

10256550 is an abundant number, since it is smaller than the sum of its proper divisors (15469482).

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

10256550 is a wasteful number, since it uses less digits than its factorization.

10256550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793 (or 788 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 10256550 is about 3202.5848934884. The cubic root of 10256550 is about 217.2703349298.

The spelling of 10256550 in words is "ten million, two hundred fifty-six thousand, five hundred fifty".