4722978859 has 8 divisors (see below), whose sum is σ = 4791720672. Its totient is φ = 4654298880.

The previous prime is 4722978853. The next prime is 4722978881. The reversal of 4722978859 is 9588792274.

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 4722978859 - 2¹⁵ = 4722946091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4722978797 and 4722978806.

It is not an unprimeable number, because it can be changed into a prime (4722978853) 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, 151387 + ... + 179899.

It is an arithmetic number, because the mean of its divisors is an integer number (598965084).

Almost surely, 2^4722978859 is an apocalyptic number.

4722978859 is a deficient number, since it is larger than the sum of its proper divisors (68741813).

4722978859 is a wasteful number, since it uses less digits than its factorization.

4722978859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30917.

The product of its digits is 20321280, while the sum is 61.

The square root of 4722978859 is about 68723.9322143313. The cubic root of 4722978859 is about 1677.7941167674.

The spelling of 4722978859 in words is "four billion, seven hundred twenty-two million, nine hundred seventy-eight thousand, eight hundred fifty-nine".