5397857 has 8 divisors (see below), whose sum is σ = 5913000. Its totient is φ = 4904704.

The previous prime is 5397853. The next prime is 5397863. The reversal of 5397857 is 7587935.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 398161 + 4999696 = 631^2 + 2236^2 .

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

It is not a de Polignac number, because 5397857 - 2² = 5397853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5397853) 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 7 ways as a sum of consecutive naturals, for example, 4982 + ... + 5967.

It is an arithmetic number, because the mean of its divisors is an integer number (739125).

Almost surely, 2^5397857 is an apocalyptic number.

It is an amenable number.

5397857 is a deficient number, since it is larger than the sum of its proper divisors (515143).

5397857 is a wasteful number, since it uses less digits than its factorization.

5397857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10995.

The product of its digits is 264600, while the sum is 44.

The square root of 5397857 is about 2323.3288617843. The cubic root of 5397857 is about 175.4178531850.

The spelling of 5397857 in words is "five million, three hundred ninety-seven thousand, eight hundred fifty-seven".