885212401 has 2 divisors, whose sum is σ = 885212402. Its totient is φ = 885212400.

The previous prime is 885212399. The next prime is 885212411. The reversal of 885212401 is 104212588.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 864418801 + 20793600 = 29401^2 + 4560^2 .

It is a cyclic number.

It is not a de Polignac number, because 885212401 - 2¹ = 885212399 is a prime.

Together with 885212399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (885212411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442606200 + 442606201.

It is an arithmetic number, because the mean of its divisors is an integer number (442606201).

Almost surely, 2^885212401 is an apocalyptic number.

It is an amenable number.

885212401 is a deficient number, since it is larger than the sum of its proper divisors (1).

885212401 is an equidigital number, since it uses as much as digits as its factorization.

885212401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 885212401 is about 29752.5192378730. The cubic root of 885212401 is about 960.1722784711.

Adding to 885212401 its reverse (104212588), we get a palindrome (989424989).

The spelling of 885212401 in words is "eight hundred eighty-five million, two hundred twelve thousand, four hundred one".