5497857 has 12 divisors (see below), whose sum is σ = 7962084. Its totient is φ = 3655680.

The previous prime is 5497829. The next prime is 5497861. The reversal of 5497857 is 7587945.

It can be written as a sum of positive squares in 2 ways, for example, as 3779136 + 1718721 = 1944^2 + 1311^2 .

It is not a de Polignac number, because 5497857 - 2¹⁴ = 5481473 is a prime.

5497857 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5490857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5293 + ... + 6245.

It is an arithmetic number, because the mean of its divisors is an integer number (663507).

Almost surely, 2^5497857 is an apocalyptic number.

It is an amenable number.

5497857 is a deficient number, since it is larger than the sum of its proper divisors (2464227).

5497857 is a wasteful number, since it uses less digits than its factorization.

5497857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600 (or 1597 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The square root of 5497857 is about 2344.7509462627. The cubic root of 5497857 is about 176.4944879199.

The spelling of 5497857 in words is "five million, four hundred ninety-seven thousand, eight hundred fifty-seven".