4897257 has 8 divisors (see below), whose sum is σ = 6542784. Its totient is φ = 3258288.

The previous prime is 4897237. The next prime is 4897267. The reversal of 4897257 is 7527984.

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

It is not a de Polignac number, because 4897257 - 2⁸ = 4897001 is a prime.

It is a super-2 number, since 2×4897257² = 47966252248098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4897237) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 508 + ... + 3170.

It is an arithmetic number, because the mean of its divisors is an integer number (817848).

Almost surely, 2^4897257 is an apocalyptic number.

It is an amenable number.

4897257 is a deficient number, since it is larger than the sum of its proper divisors (1645527).

4897257 is a wasteful number, since it uses less digits than its factorization.

4897257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279.

The product of its digits is 141120, while the sum is 42.

The square root of 4897257 is about 2212.9746948395. The cubic root of 4897257 is about 169.8182255434.

The spelling of 4897257 in words is "four million, eight hundred ninety-seven thousand, two hundred fifty-seven".