9672858 has 48 divisors (see below), whose sum is σ = 23421216. Its totient is φ = 2974320.

The previous prime is 9672853. The next prime is 9672869. The reversal of 9672858 is 8582769.

It is not an unprimeable number, because it can be changed into a prime (9672851) 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 in 23 ways as a sum of consecutive naturals, for example, 5553 + ... + 7083.

It is an arithmetic number, because the mean of its divisors is an integer number (487942).

Almost surely, 2^9672858 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9672858, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11710608).

9672858 is an abundant number, since it is smaller than the sum of its proper divisors (13748358).

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

9672858 is a wasteful number, since it uses less digits than its factorization.

9672858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561 (or 1549 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 9672858 is about 3110.1218625642. The cubic root of 9672858 is about 213.0680203309.

The spelling of 9672858 in words is "nine million, six hundred seventy-two thousand, eight hundred fifty-eight".