8886832921 has 2 divisors, whose sum is σ = 8886832922. Its totient is φ = 8886832920.

The previous prime is 8886832879. The next prime is 8886832937. The reversal of 8886832921 is 1292386888.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7382246400 + 1504586521 = 85920^2 + 38789^2 .

It is a cyclic number.

It is not a de Polignac number, because 8886832921 - 2¹³ = 8886824729 is a prime.

It is not a weakly prime, because it can be changed into another prime (8886832421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4443416460 + 4443416461.

It is an arithmetic number, because the mean of its divisors is an integer number (4443416461).

Almost surely, 2^8886832921 is an apocalyptic number.

It is an amenable number.

8886832921 is a deficient number, since it is larger than the sum of its proper divisors (1).

8886832921 is an equidigital number, since it uses as much as digits as its factorization.

8886832921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2654208, while the sum is 55.

The square root of 8886832921 is about 94270.0001113822. Note that the first 3 decimals coincide. The cubic root of 8886832921 is about 2071.3286157312.

The spelling of 8886832921 in words is "eight billion, eight hundred eighty-six million, eight hundred thirty-two thousand, nine hundred twenty-one".