9922654679 has 4 divisors (see below), whose sum is σ = 11340176784. Its totient is φ = 8505132576.

The previous prime is 9922654669. The next prime is 9922654691. The reversal of 9922654679 is 9764562299.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9764562299 = 72673 ⋅134363.

It is a cyclic number.

It is not a de Polignac number, because 9922654679 - 2⁴ = 9922654663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9922654649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 708761042 + ... + 708761055.

It is an arithmetic number, because the mean of its divisors is an integer number (2835044196).

Almost surely, 2^9922654679 is an apocalyptic number.

9922654679 is a deficient number, since it is larger than the sum of its proper divisors (1417522105).

9922654679 is a wasteful number, since it uses less digits than its factorization.

9922654679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417522104.

The product of its digits is 14696640, while the sum is 59.

The square root of 9922654679 is about 99612.5227017166. The cubic root of 9922654679 is about 2148.8657928980.

The spelling of 9922654679 in words is "nine billion, nine hundred twenty-two million, six hundred fifty-four thousand, six hundred seventy-nine".