5257806 has 8 divisors (see below), whose sum is σ = 10515624. Its totient is φ = 1752600.

The previous prime is 5257793. The next prime is 5257807. The reversal of 5257806 is 6087525.

It is a happy number.

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

5257806 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5257807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438145 + ... + 438156.

It is an arithmetic number, because the mean of its divisors is an integer number (1314453).

Almost surely, 2^5257806 is an apocalyptic number.

5257806 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.

5257806 is a wasteful number, since it uses less digits than its factorization.

5257806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876306.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 5257806 is about 2292.9906236180. The cubic root of 5257806 is about 173.8874288381.

The spelling of 5257806 in words is "five million, two hundred fifty-seven thousand, eight hundred six".