2318624 has 48 divisors (see below), whose sum is σ = 5697216. Its totient is φ = 902400.

The previous prime is 2318623. The next prime is 2318663. The reversal of 2318624 is 4268132.

It is a junction number, because it is equal to n+sod(n) for n = 2318593 and 2318602.

It is not an unprimeable number, because it can be changed into a prime (2318623) by changing a digit.

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, 1994 + ... + 2934.

It is an arithmetic number, because the mean of its divisors is an integer number (118692).

2^2318624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2318624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2848608).

2318624 is an abundant number, since it is smaller than the sum of its proper divisors (3378592).

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

2318624 is a wasteful number, since it uses less digits than its factorization.

2318624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969 (or 961 counting only the distinct ones).

The product of its digits is 2304, while the sum is 26.

The square root of 2318624 is about 1522.7028600485. The cubic root of 2318624 is about 132.3559416875.

The spelling of 2318624 in words is "two million, three hundred eighteen thousand, six hundred twenty-four".