4457685 has 16 divisors (see below), whose sum is σ = 7508160. Its totient is φ = 2252160.

The previous prime is 4457683. The next prime is 4457693. The reversal of 4457685 is 5867544.

It is not a de Polignac number, because 4457685 - 2¹ = 4457683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4457683) 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, 7536 + ... + 8105.

It is an arithmetic number, because the mean of its divisors is an integer number (469260).

Almost surely, 2^4457685 is an apocalyptic number.

It is an amenable number.

4457685 is a deficient number, since it is larger than the sum of its proper divisors (3050475).

4457685 is a wasteful number, since it uses less digits than its factorization.

4457685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15668.

The product of its digits is 134400, while the sum is 39.

The square root of 4457685 is about 2111.3230449176. The cubic root of 4457685 is about 164.5772465124.

The spelling of 4457685 in words is "four million, four hundred fifty-seven thousand, six hundred eighty-five".