869040416 has 12 divisors (see below), whose sum is σ = 1710923382. Its totient is φ = 434520192.

The previous prime is 869040413. The next prime is 869040421. The reversal of 869040416 is 614040968.

It can be written as a sum of positive squares in only one way, i.e., 689587600 + 179452816 = 26260^2 + 13396^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 869040416.

It is not an unprimeable number, because it can be changed into a prime (869040413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13578725 + ... + 13578788.

Almost surely, 2^869040416 is an apocalyptic number.

It is an amenable number.

869040416 is a deficient number, since it is larger than the sum of its proper divisors (841882966).

869040416 is a wasteful number, since it uses less digits than its factorization.

869040416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27157523 (or 27157515 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 869040416 is about 29479.4914474453. The cubic root of 869040416 is about 954.2891619203.

The spelling of 869040416 in words is "eight hundred sixty-nine million, forty thousand, four hundred sixteen".