869548033 has 2 divisors, whose sum is σ = 869548034. Its totient is φ = 869548032.

The previous prime is 869548027. The next prime is 869548123. The reversal of 869548033 is 330845968.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 784392049 + 85155984 = 28007^2 + 9228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-869548033 is a prime.

It is a super-2 number, since 2×869548033² = 1512227563388338178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (869548013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434774016 + 434774017.

It is an arithmetic number, because the mean of its divisors is an integer number (434774017).

Almost surely, 2^869548033 is an apocalyptic number.

It is an amenable number.

869548033 is a deficient number, since it is larger than the sum of its proper divisors (1).

869548033 is an equidigital number, since it uses as much as digits as its factorization.

869548033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 869548033 is about 29488.0998540089. The cubic root of 869548033 is about 954.4749296959.

The spelling of 869548033 in words is "eight hundred sixty-nine million, five hundred forty-eight thousand, thirty-three".