885662993 has 2 divisors, whose sum is σ = 885662994. Its totient is φ = 885662992.

The previous prime is 885662893. The next prime is 885663007. The reversal of 885662993 is 399266588.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 468809104 + 416853889 = 21652^2 + 20417^2 .

It is a cyclic number.

It is not a de Polignac number, because 885662993 - 2⁸ = 885662737 is a prime.

It is not a weakly prime, because it can be changed into another prime (885662093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442831496 + 442831497.

It is an arithmetic number, because the mean of its divisors is an integer number (442831497).

Almost surely, 2^885662993 is an apocalyptic number.

It is an amenable number.

885662993 is a deficient number, since it is larger than the sum of its proper divisors (1).

885662993 is an equidigital number, since it uses as much as digits as its factorization.

885662993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 56.

The square root of 885662993 is about 29760.0906080610. The cubic root of 885662993 is about 960.3351668953.

The spelling of 885662993 in words is "eight hundred eighty-five million, six hundred sixty-two thousand, nine hundred ninety-three".