44040312 has 24 divisors (see below), whose sum is σ = 119276040. Its totient is φ = 14680080.

The previous prime is 44040289. The next prime is 44040313. The reversal of 44040312 is 21304044.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44040313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 305764 + ... + 305907.

It is an arithmetic number, because the mean of its divisors is an integer number (4969835).

Almost surely, 2^44040312 is an apocalyptic number.

It is an amenable number.

44040312 is an abundant number, since it is smaller than the sum of its proper divisors (75235728).

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

44040312 is a wasteful number, since it uses less digits than its factorization.

44040312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611683 (or 611676 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 44040312 is about 6636.2875163754. The cubic root of 44040312 is about 353.1426153220.

Adding to 44040312 its reverse (21304044), we get a palindrome (65344356).

The spelling of 44040312 in words is "forty-four million, forty thousand, three hundred twelve".