10256406 has 32 divisors (see below), whose sum is σ = 21873888. Its totient is φ = 3194880.

The previous prime is 10256399. The next prime is 10256417. The reversal of 10256406 is 60465201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19426 + ... + 19946.

It is an arithmetic number, because the mean of its divisors is an integer number (683559).

Almost surely, 2^10256406 is an apocalyptic number.

10256406 is an abundant number, since it is smaller than the sum of its proper divisors (11617482).

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

10256406 is a wasteful number, since it uses less digits than its factorization.

10256406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 10256406 is about 3202.5624115698. The cubic root of 10256406 is about 217.2693181137.

The spelling of 10256406 in words is "ten million, two hundred fifty-six thousand, four hundred six".