852414449 has 2 divisors, whose sum is σ = 852414450. Its totient is φ = 852414448.

The previous prime is 852414443. The next prime is 852414467. The reversal of 852414449 is 944414258.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 476636224 + 375778225 = 21832^2 + 19385^2 .

It is a cyclic number.

It is not a de Polignac number, because 852414449 - 2¹² = 852410353 is a prime.

It is a super-2 number, since 2×852414449² = 1453220785727947202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (852414443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426207224 + 426207225.

It is an arithmetic number, because the mean of its divisors is an integer number (426207225).

Almost surely, 2^852414449 is an apocalyptic number.

It is an amenable number.

852414449 is a deficient number, since it is larger than the sum of its proper divisors (1).

852414449 is an equidigital number, since it uses as much as digits as its factorization.

852414449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 184320, while the sum is 41.

The square root of 852414449 is about 29196.1375698910. The cubic root of 852414449 is about 948.1643033450.

The spelling of 852414449 in words is "eight hundred fifty-two million, four hundred fourteen thousand, four hundred forty-nine".