4540340244 has 96 divisors (see below), whose sum is σ = 12448719360. Its totient is φ = 1273104000.

The previous prime is 4540340239. The next prime is 4540340257. The reversal of 4540340244 is 4420430454.

It is a super-2 number, since 2×4540340244² = 41229379062571959072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86794 + ... + 128894.

It is an arithmetic number, because the mean of its divisors is an integer number (129674160).

Almost surely, 2^4540340244 is an apocalyptic number.

4540340244 is a gapful number since it is divisible by the number (44) 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 4540340244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6224359680).

4540340244 is an abundant number, since it is smaller than the sum of its proper divisors (7908379116).

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

4540340244 is a wasteful number, since it uses less digits than its factorization.

4540340244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42181 (or 42179 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

The square root of 4540340244 is about 67382.0468967810. The cubic root of 4540340244 is about 1655.8823094848.

Adding to 4540340244 its reverse (4420430454), we get a palindrome (8960770698).

The spelling of 4540340244 in words is "four billion, five hundred forty million, three hundred forty thousand, two hundred forty-four".