2322603640 has 64 divisors (see below), whose sum is σ = 5993717760. Its totient is φ = 793480320.

The previous prime is 2322603637. The next prime is 2322603659. The reversal of 2322603640 is 463062232.

It is a super-3 number, since 3×2322603640³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 2322603599 and 2322603608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64585 + ... + 93895.

It is an arithmetic number, because the mean of its divisors is an integer number (93651840).

Almost surely, 2^2322603640 is an apocalyptic number.

2322603640 is a gapful number since it is divisible by the number (20) 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 2322603640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2996858880).

2322603640 is an abundant number, since it is smaller than the sum of its proper divisors (3671114120).

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

2322603640 is a wasteful number, since it uses less digits than its factorization.

2322603640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29612 (or 29608 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 2322603640 is about 48193.3983030871. The cubic root of 2322603640 is about 1324.3162277119.

Adding to 2322603640 its reverse (463062232), we get a palindrome (2785665872).

The spelling of 2322603640 in words is "two billion, three hundred twenty-two million, six hundred three thousand, six hundred forty".