885212399 has 2 divisors, whose sum is σ = 885212400. Its totient is φ = 885212398.

The previous prime is 885212369. The next prime is 885212401. The reversal of 885212399 is 993212588.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 885212399 - 2²⁸ = 616776943 is a prime.

Together with 885212401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (885212329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442606199 + 442606200.

It is an arithmetic number, because the mean of its divisors is an integer number (442606200).

Almost surely, 2^885212399 is an apocalyptic number.

885212399 is a deficient number, since it is larger than the sum of its proper divisors (1).

885212399 is an equidigital number, since it uses as much as digits as its factorization.

885212399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 47.

The square root of 885212399 is about 29752.5192042624. The cubic root of 885212399 is about 960.1722777480.

The spelling of 885212399 in words is "eight hundred eighty-five million, two hundred twelve thousand, three hundred ninety-nine".