3023242440 has 128 divisors (see below), whose sum is σ = 9225325440. Its totient is φ = 792446976.

The previous prime is 3023242433. The next prime is 3023242441. The reversal of 3023242440 is 442423203.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3023242440.

It is not an unprimeable number, because it can be changed into a prime (3023242441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4931574 + ... + 4932186.

It is an arithmetic number, because the mean of its divisors is an integer number (72072855).

Almost surely, 2^3023242440 is an apocalyptic number.

3023242440 is a gapful number since it is divisible by the number (30) 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 3023242440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4612662720).

3023242440 is an abundant number, since it is smaller than the sum of its proper divisors (6202083000).

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

3023242440 is a wasteful number, since it uses less digits than its factorization.

3023242440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263 (or 1259 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 3023242440 is about 54984.0198603194. The cubic root of 3023242440 is about 1445.9645926413.

Adding to 3023242440 its reverse (442423203), we get a palindrome (3465665643).

The spelling of 3023242440 in words is "three billion, twenty-three million, two hundred forty-two thousand, four hundred forty".