4657457 has 4 divisors (see below), whose sum is σ = 5322816. Its totient is φ = 3992100.

The previous prime is 4657453. The next prime is 4657493. The reversal of 4657457 is 7547564.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4657457 - 2² = 4657453 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4657457.

It is not an unprimeable number, because it can be changed into a prime (4657453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332669 + ... + 332682.

It is an arithmetic number, because the mean of its divisors is an integer number (1330704).

Almost surely, 2^4657457 is an apocalyptic number.

It is an amenable number.

4657457 is a deficient number, since it is larger than the sum of its proper divisors (665359).

4657457 is an equidigital number, since it uses as much as digits as its factorization.

4657457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665358.

The product of its digits is 117600, while the sum is 38.

The square root of 4657457 is about 2158.1142231124. The cubic root of 4657457 is about 166.9999282871. Note that the first 4 decimals are identical.

The spelling of 4657457 in words is "four million, six hundred fifty-seven thousand, four hundred fifty-seven".