895646669 has 2 divisors, whose sum is σ = 895646670. Its totient is φ = 895646668.

The previous prime is 895646597. The next prime is 895646677. The reversal of 895646669 is 966646598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 776291044 + 119355625 = 27862^2 + 10925^2 .

It is a cyclic number.

It is not a de Polignac number, because 895646669 - 2⁸ = 895646413 is a prime.

It is a super-2 number, since 2×895646669² = 1604365911381591122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (895646069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447823334 + 447823335.

It is an arithmetic number, because the mean of its divisors is an integer number (447823335).

Almost surely, 2^895646669 is an apocalyptic number.

It is an amenable number.

895646669 is a deficient number, since it is larger than the sum of its proper divisors (1).

895646669 is an equidigital number, since it uses as much as digits as its factorization.

895646669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16796160, while the sum is 59.

The square root of 895646669 is about 29927.3565321095. The cubic root of 895646669 is about 963.9301660959.

The spelling of 895646669 in words is "eight hundred ninety-five million, six hundred forty-six thousand, six hundred sixty-nine".