869433243 has 16 divisors (see below), whose sum is σ = 1325660160. Its totient is φ = 496515456.

The previous prime is 869433241. The next prime is 869433259. The reversal of 869433243 is 342334968.

It is not a de Polignac number, because 869433243 - 2¹ = 869433241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 869433195 and 869433204.

It is not an unprimeable number, because it can be changed into a prime (869433241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25171 + ... + 48707.

It is an arithmetic number, because the mean of its divisors is an integer number (82853760).

Almost surely, 2^869433243 is an apocalyptic number.

869433243 is a deficient number, since it is larger than the sum of its proper divisors (456226917).

869433243 is a wasteful number, since it uses less digits than its factorization.

869433243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25306.

The product of its digits is 373248, while the sum is 42.

The square root of 869433243 is about 29486.1534113896. The cubic root of 869433243 is about 954.4329274163.

The spelling of 869433243 in words is "eight hundred sixty-nine million, four hundred thirty-three thousand, two hundred forty-three".