4557897 has 16 divisors (see below), whose sum is σ = 6791680. Its totient is φ = 3020976.

The previous prime is 4557893. The next prime is 4557937. The reversal of 4557897 is 7987554.

4557897 is a `hidden beast` number, since 4 + 557 + 8 + 97 = 666.

It is not a de Polignac number, because 4557897 - 2² = 4557893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4557893) 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, 5643 + ... + 6399.

It is an arithmetic number, because the mean of its divisors is an integer number (424480).

Almost surely, 2^4557897 is an apocalyptic number.

It is an amenable number.

4557897 is a deficient number, since it is larger than the sum of its proper divisors (2233783).

4557897 is a wasteful number, since it uses less digits than its factorization.

4557897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989 (or 983 counting only the distinct ones).

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

The square root of 4557897 is about 2134.9231836298. The cubic root of 4557897 is about 165.8013906698.

The spelling of 4557897 in words is "four million, five hundred fifty-seven thousand, eight hundred ninety-seven".