10261256 has 8 divisors (see below), whose sum is σ = 19239870. Its totient is φ = 5130624.

The previous prime is 10261249. The next prime is 10261271. The reversal of 10261256 is 65216201.

It can be written as a sum of positive squares in only one way, i.e., 8797156 + 1464100 = 2966^2 + 1210^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641321 + ... + 641336.

Almost surely, 2^10261256 is an apocalyptic number.

It is an amenable number.

10261256 is a deficient number, since it is larger than the sum of its proper divisors (8978614).

10261256 is a wasteful number, since it uses less digits than its factorization.

10261256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282663 (or 1282659 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 10261256 is about 3203.3195282394. The cubic root of 10261256 is about 217.3035598074.

Adding to 10261256 its reverse (65216201), we get a palindrome (75477457).

The spelling of 10261256 in words is "ten million, two hundred sixty-one thousand, two hundred fifty-six".