9442864 has 40 divisors (see below), whose sum is σ = 19373760. Its totient is φ = 4451328.

The previous prime is 9442847. The next prime is 9442877. The reversal of 9442864 is 4682449.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21592 + ... + 22024.

It is an arithmetic number, because the mean of its divisors is an integer number (484344).

Almost surely, 2^9442864 is an apocalyptic number.

9442864 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9442864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9686880).

9442864 is an abundant number, since it is smaller than the sum of its proper divisors (9930896).

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

9442864 is a wasteful number, since it uses less digits than its factorization.

9442864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517 (or 511 counting only the distinct ones).

The product of its digits is 55296, while the sum is 37.

The square root of 9442864 is about 3072.9243401034. The cubic root of 9442864 is about 211.3657321339.

The spelling of 9442864 in words is "nine million, four hundred forty-two thousand, eight hundred sixty-four".