8969872 has 10 divisors (see below), whose sum is σ = 17379158. Its totient is φ = 4484928.

The previous prime is 8969813. The next prime is 8969887. The reversal of 8969872 is 2789698.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8202496 + 767376 = 2864^2 + 876^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280293 + ... + 280324.

Almost surely, 2^8969872 is an apocalyptic number.

It is an amenable number.

8969872 is a deficient number, since it is larger than the sum of its proper divisors (8409286).

8969872 is a wasteful number, since it uses less digits than its factorization.

8969872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560625 (or 560619 counting only the distinct ones).

The product of its digits is 435456, while the sum is 49.

The square root of 8969872 is about 2994.9744573201. The cubic root of 8969872 is about 207.7760162873.

The spelling of 8969872 in words is "eight million, nine hundred sixty-nine thousand, eight hundred seventy-two".