4678623 has 12 divisors (see below), whose sum is σ = 6826248. Its totient is φ = 3087600.

The previous prime is 4678567. The next prime is 4678631. The reversal of 4678623 is 3268764.

It is not a de Polignac number, because 4678623 - 2¹⁰ = 4677599 is a prime.

It is a super-2 number, since 2×4678623² = 43779026352258, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4678673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1665 + ... + 3482.

It is an arithmetic number, because the mean of its divisors is an integer number (568854).

Almost surely, 2^4678623 is an apocalyptic number.

4678623 is a deficient number, since it is larger than the sum of its proper divisors (2147625).

4678623 is a wasteful number, since it uses less digits than its factorization.

4678623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5254 (or 5251 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 4678623 is about 2163.0124826269. The cubic root of 4678623 is about 167.2525253160.

The spelling of 4678623 in words is "four million, six hundred seventy-eight thousand, six hundred twenty-three".