10646256 has 20 divisors (see below), whose sum is σ = 27502952. Its totient is φ = 3548736.

The previous prime is 10646249. The next prime is 10646257. The reversal of 10646256 is 65264601.

It is a super-3 number, since 3×10646256³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10646257) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 110851 + ... + 110946.

Almost surely, 2^10646256 is an apocalyptic number.

10646256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10646256 is an abundant number, since it is smaller than the sum of its proper divisors (16856696).

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

10646256 is a wasteful number, since it uses less digits than its factorization.

10646256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221808 (or 221802 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 10646256 is about 3262.8600950700. The cubic root of 10646256 is about 219.9879883249.

The spelling of 10646256 in words is "ten million, six hundred forty-six thousand, two hundred fifty-six".