9857672 has 16 divisors (see below), whose sum is σ = 20163600. Its totient is φ = 4480720.

The previous prime is 9857669. The next prime is 9857681. The reversal of 9857672 is 2767589.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55922 + ... + 56097.

It is an arithmetic number, because the mean of its divisors is an integer number (1260225).

Almost surely, 2^9857672 is an apocalyptic number.

It is an amenable number.

9857672 is an abundant number, since it is smaller than the sum of its proper divisors (10305928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9857672 is a wasteful number, since it uses less digits than its factorization.

9857672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112036 (or 112032 counting only the distinct ones).

The product of its digits is 211680, while the sum is 44.

The square root of 9857672 is about 3139.6929786207. The cubic root of 9857672 is about 214.4164598078.

The spelling of 9857672 in words is "nine million, eight hundred fifty-seven thousand, six hundred seventy-two".