457685 has 8 divisors (see below), whose sum is σ = 552960. Its totient is φ = 363664.

The previous prime is 457679. The next prime is 457687. The reversal of 457685 is 586754.

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

It is a cyclic number.

It is not a de Polignac number, because 457685 - 2⁴ = 457669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004 + ... + 1386.

It is an arithmetic number, because the mean of its divisors is an integer number (69120).

2⁴⁵⁷⁶⁸⁵ is an apocalyptic number.

It is an amenable number.

457685 is a deficient number, since it is larger than the sum of its proper divisors (95275).

457685 is a wasteful number, since it uses less digits than its factorization.

457685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627.

The product of its digits is 33600, while the sum is 35.

The square root of 457685 is about 676.5242050363. The cubic root of 457685 is about 77.0647120022.

The spelling of 457685 in words is "four hundred fifty-seven thousand, six hundred eighty-five".