8922994081 has 2 divisors, whose sum is σ = 8922994082. Its totient is φ = 8922994080.

The previous prime is 8922994063. The next prime is 8922994109. The reversal of 8922994081 is 1804992298.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4643741025 + 4279253056 = 68145^2 + 65416^2 .

It is a cyclic number.

It is not a de Polignac number, because 8922994081 - 2⁷ = 8922993953 is a prime.

It is a super-2 number, since 2×8922994081² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8922994061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4461497040 + 4461497041.

It is an arithmetic number, because the mean of its divisors is an integer number (4461497041).

Almost surely, 2^8922994081 is an apocalyptic number.

It is an amenable number.

8922994081 is a deficient number, since it is larger than the sum of its proper divisors (1).

8922994081 is an equidigital number, since it uses as much as digits as its factorization.

8922994081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 746496, while the sum is 52.

The square root of 8922994081 is about 94461.6010927192. The cubic root of 8922994081 is about 2074.1342752128.

The spelling of 8922994081 in words is "eight billion, nine hundred twenty-two million, nine hundred ninety-four thousand, eighty-one".