44540340 has 96 divisors (see below), whose sum is σ = 142248960. Its totient is φ = 10315776.

The previous prime is 44540311. The next prime is 44540369. The reversal of 44540340 is 4304544.

44540340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (44540311) and next prime (44540369).

It is a self number, because there is not a number n which added to its sum of digits gives 44540340.

It is a congruent number.

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, 11581 + ... + 14939.

It is an arithmetic number, because the mean of its divisors is an integer number (1481760).

Almost surely, 2^44540340 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 44540340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71124480).

44540340 is an abundant number, since it is smaller than the sum of its proper divisors (97708620).

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

44540340 is a wasteful number, since it uses less digits than its factorization.

44540340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401 (or 3399 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 44540340 is about 6673.8549579684. The cubic root of 44540340 is about 354.4741006368.

Adding to 44540340 its reverse (4304544), we get a palindrome (48844884).

The spelling of 44540340 in words is "forty-four million, five hundred forty thousand, three hundred forty".