2256006 has 8 divisors (see below), whose sum is σ = 4512024. Its totient is φ = 752000.

The previous prime is 2255999. The next prime is 2256013. The reversal of 2256006 is 6006522.

It is an interprime number because it is at equal distance from previous prime (2255999) and next prime (2256013).

It is a sphenic number, since it is the product of 3 distinct primes.

2256006 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187995 + ... + 188006.

It is an arithmetic number, because the mean of its divisors is an integer number (564003).

2^2256006 is an apocalyptic number.

2256006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2256006 is a wasteful number, since it uses less digits than its factorization.

2256006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376006.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2256006 is about 1502.0006657788. Note that the first 3 decimals coincide. The cubic root of 2256006 is about 131.1535599941.

The spelling of 2256006 in words is "two million, two hundred fifty-six thousand, six".