44244240 has 40 divisors (see below), whose sum is σ = 137157888. Its totient is φ = 11798400.

The previous prime is 44244199. The next prime is 44244259. The reversal of 44244240 is 4244244.

It is a tau number, because it is divible by the number of its divisors (40).

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 44244240.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91936 + ... + 92415.

Almost surely, 2^44244240 is an apocalyptic number.

44244240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44244240 is an abundant number, since it is smaller than the sum of its proper divisors (92913648).

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

44244240 is a wasteful number, since it uses less digits than its factorization.

44244240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184367 (or 184361 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 44244240 is about 6651.6343856228. The cubic root of 44244240 is about 353.6868500109.

Adding to 44244240 its reverse (4244244), we get a palindrome (48488484).

The spelling of 44244240 in words is "forty-four million, two hundred forty-four thousand, two hundred forty".