44424288 has 144 divisors (see below), whose sum is σ = 136216080. Its totient is φ = 14224896.

The previous prime is 44424277. The next prime is 44424301. The reversal of 44424288 is 88242444.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 225406 + ... + 225602.

It is an arithmetic number, because the mean of its divisors is an integer number (945945).

Almost surely, 2^44424288 is an apocalyptic number.

44424288 is a gapful number since it is divisible by the number (48) 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 44424288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68108040).

44424288 is an abundant number, since it is smaller than the sum of its proper divisors (91791792).

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

44424288 is a wasteful number, since it uses less digits than its factorization.

44424288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 231 counting only the distinct ones).

The product of its digits is 65536, while the sum is 36.

The square root of 44424288 is about 6665.1547618941. The cubic root of 44424288 is about 354.1659664177.

The spelling of 44424288 in words is "forty-four million, four hundred twenty-four thousand, two hundred eighty-eight".