869538892 has 6 divisors (see below), whose sum is σ = 1521693068. Its totient is φ = 434769444.

The previous prime is 869538881. The next prime is 869538913. The reversal of 869538892 is 298835968.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108692358 + ... + 108692365.

Almost surely, 2^869538892 is an apocalyptic number.

It is an amenable number.

869538892 is a deficient number, since it is larger than the sum of its proper divisors (652154176).

869538892 is a wasteful number, since it uses less digits than its factorization.

869538892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217384727 (or 217384725 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 58.

The square root of 869538892 is about 29487.9448588741. The cubic root of 869538892 is about 954.4715850902.

The spelling of 869538892 in words is "eight hundred sixty-nine million, five hundred thirty-eight thousand, eight hundred ninety-two".