4678507 has 4 divisors (see below), whose sum is σ = 4696560. Its totient is φ = 4660456.

The previous prime is 4678501. The next prime is 4678537. The reversal of 4678507 is 7058764.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4678507 is a prime.

It is a d-powerful number, because it can be written as 4³ + 6⁸ + 7 + 8⁷ + 5⁷ + 0 + 7⁷ .

It is a Duffinian number.

4678507 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4678501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8632 + ... + 9157.

It is an arithmetic number, because the mean of its divisors is an integer number (1174140).

Almost surely, 2^4678507 is an apocalyptic number.

4678507 is a deficient number, since it is larger than the sum of its proper divisors (18053).

4678507 is a wasteful number, since it uses less digits than its factorization.

4678507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18052.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 4678507 is about 2162.9856680061. The cubic root of 4678507 is about 167.2511430394.

The spelling of 4678507 in words is "four million, six hundred seventy-eight thousand, five hundred seven".