44049768 has 64 divisors (see below), whose sum is σ = 127488000. Its totient is φ = 12422592.

The previous prime is 44049767. The next prime is 44049781. The reversal of 44049768 is 86794044.

It is a Cunningham number, because it is equal to 6637²-1.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (44049767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11613 + ... + 14931.

It is an arithmetic number, because the mean of its divisors is an integer number (1992000).

Almost surely, 2^44049768 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 44049768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63744000).

44049768 is an abundant number, since it is smaller than the sum of its proper divisors (83438232).

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

44049768 is a wasteful number, since it uses less digits than its factorization.

44049768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3414 (or 3410 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 44049768 is about 6636.9999246648. Note that the first 4 decimals coincide. The cubic root of 44049768 is about 353.1678882098.

The spelling of 44049768 in words is "forty-four million, forty-nine thousand, seven hundred sixty-eight".