44223450 has 96 divisors (see below), whose sum is σ = 117849600. Its totient is φ = 10941120.

The previous prime is 44223449. The next prime is 44223451. The reversal of 44223450 is 5432244.

44223450 = 725² + 726² + ... + 800².

It is an interprime number because it is at equal distance from previous prime (44223449) and next prime (44223451).

It is a self number, because there is not a number n which added to its sum of digits gives 44223450.

It is not an unprimeable number, because it can be changed into a prime (44223451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 168019 + ... + 168281.

It is an arithmetic number, because the mean of its divisors is an integer number (1227600).

Almost surely, 2^44223450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44223450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58924800).

44223450 is an abundant number, since it is smaller than the sum of its proper divisors (73626150).

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

44223450 is a wasteful number, since it uses less digits than its factorization.

44223450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 351 counting only the distinct ones).

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

The square root of 44223450 is about 6650.0714281878. The cubic root of 44223450 is about 353.6314431629.

Adding to 44223450 its reverse (5432244), we get a palindrome (49655694).

The spelling of 44223450 in words is "forty-four million, two hundred twenty-three thousand, four hundred fifty".