10500256 has 48 divisors (see below), whose sum is σ = 22819104. Its totient is φ = 4725504.

The previous prime is 10500229. The next prime is 10500283. The reversal of 10500256 is 65200501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10500229) and next prime (10500283).

It is a super-2 number, since 2×10500256² = 220510752131072, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17595 + ... + 18181.

It is an arithmetic number, because the mean of its divisors is an integer number (475398).

Almost surely, 2^10500256 is an apocalyptic number.

10500256 is a gapful number since it is divisible by the number (16) 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 10500256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11409552).

10500256 is an abundant number, since it is smaller than the sum of its proper divisors (12318848).

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

10500256 is a wasteful number, since it uses less digits than its factorization.

10500256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653 (or 645 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 10500256 is about 3240.4098506208. The cubic root of 10500256 is about 218.9777365941.

Adding to 10500256 its reverse (65200501), we get a palindrome (75700757).

The spelling of 10500256 in words is "ten million, five hundred thousand, two hundred fifty-six".