2302323240 has 128 divisors (see below), whose sum is σ = 7934319360. Its totient is φ = 523536384.

The previous prime is 2302323229. The next prime is 2302323251. The reversal of 2302323240 is 423232032.

It is an interprime number because it is at equal distance from previous prime (2302323229) and next prime (2302323251).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158524 + ... + 172436.

It is an arithmetic number, because the mean of its divisors is an integer number (61986870).

Almost surely, 2^2302323240 is an apocalyptic number.

2302323240 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 2302323240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3967159680).

2302323240 is an abundant number, since it is smaller than the sum of its proper divisors (5631996120).

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

2302323240 is a wasteful number, since it uses less digits than its factorization.

2302323240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14131 (or 14127 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 2302323240 is about 47982.5305710318. The cubic root of 2302323240 is about 1320.4504202078.

Adding to 2302323240 its reverse (423232032), we get a palindrome (2725555272).

The spelling of 2302323240 in words is "two billion, three hundred two million, three hundred twenty-three thousand, two hundred forty".