14257806 has 8 divisors (see below), whose sum is σ = 28515624. Its totient is φ = 4752600.

The previous prime is 14257777. The next prime is 14257813. The reversal of 14257806 is 60875241.

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

14257806 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188145 + ... + 1188156.

It is an arithmetic number, because the mean of its divisors is an integer number (3564453).

Almost surely, 2^14257806 is an apocalyptic number.

14257806 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.

14257806 is a wasteful number, since it uses less digits than its factorization.

14257806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376306.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 14257806 is about 3775.9510060381. The cubic root of 14257806 is about 242.4846399737.

The spelling of 14257806 in words is "fourteen million, two hundred fifty-seven thousand, eight hundred six".