5197857 has 16 divisors (see below), whose sum is σ = 8115072. Its totient is φ = 2897280.

The previous prime is 5197853. The next prime is 5197877. The reversal of 5197857 is 7587915.

It is not a de Polignac number, because 5197857 - 2² = 5197853 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5197853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2158 + ... + 3879.

It is an arithmetic number, because the mean of its divisors is an integer number (507192).

Almost surely, 2^5197857 is an apocalyptic number.

It is an amenable number.

5197857 is a deficient number, since it is larger than the sum of its proper divisors (2917215).

5197857 is a wasteful number, since it uses less digits than its factorization.

5197857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6088.

The product of its digits is 88200, while the sum is 42.

The square root of 5197857 is about 2279.8809179429. The cubic root of 5197857 is about 173.2240184339.

The spelling of 5197857 in words is "five million, one hundred ninety-seven thousand, eight hundred fifty-seven".