922002689 has 4 divisors (see below), whose sum is σ = 943444656. Its totient is φ = 900560724.

The previous prime is 922002673. The next prime is 922002703. The reversal of 922002689 is 986200229.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 986200229 = 7 ⋅140885747.

It is a cyclic number.

It is not a de Polignac number, because 922002689 - 2⁴ = 922002673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (922002659) 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, 10720919 + ... + 10721004.

It is an arithmetic number, because the mean of its divisors is an integer number (235861164).

Almost surely, 2^922002689 is an apocalyptic number.

It is an amenable number.

922002689 is a deficient number, since it is larger than the sum of its proper divisors (21441967).

922002689 is a wasteful number, since it uses less digits than its factorization.

922002689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21441966.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 922002689 is about 30364.4971800950. The cubic root of 922002689 is about 973.2940368379.

The spelling of 922002689 in words is "nine hundred twenty-two million, two thousand, six hundred eighty-nine".