4673218639 has 8 divisors (see below), whose sum is σ = 4703882112. Its totient is φ = 4642579800.

The previous prime is 4673218633. The next prime is 4673218681. The reversal of 4673218639 is 9368123764.

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 4673218639 - 2⁵ = 4673218607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4673218592 and 4673218601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4673218633) 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, 517614 + ... + 526564.

It is an arithmetic number, because the mean of its divisors is an integer number (587985264).

Almost surely, 2^4673218639 is an apocalyptic number.

4673218639 is a deficient number, since it is larger than the sum of its proper divisors (30663473).

4673218639 is a wasteful number, since it uses less digits than its factorization.

4673218639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12317.

The product of its digits is 1306368, while the sum is 49.

The square root of 4673218639 is about 68360.9438129697. The cubic root of 4673218639 is about 1671.8810171078.

The spelling of 4673218639 in words is "four billion, six hundred seventy-three million, two hundred eighteen thousand, six hundred thirty-nine".