4678457 has 8 divisors (see below), whose sum is σ = 5360256. Its totient is φ = 4000032.

The previous prime is 4678397. The next prime is 4678477. The reversal of 4678457 is 7548764.

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 4678457 - 2¹⁰ = 4677433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4678477) 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, 4013 + ... + 5045.

It is an arithmetic number, because the mean of its divisors is an integer number (670032).

Almost surely, 2^4678457 is an apocalyptic number.

It is an amenable number.

4678457 is a deficient number, since it is larger than the sum of its proper divisors (681799).

4678457 is a wasteful number, since it uses less digits than its factorization.

4678457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687.

The product of its digits is 188160, while the sum is 41.

The square root of 4678457 is about 2162.9741098774. The cubic root of 4678457 is about 167.2505472234.

The spelling of 4678457 in words is "four million, six hundred seventy-eight thousand, four hundred fifty-seven".