44213340 has 24 divisors (see below), whose sum is σ = 123797520. Its totient is φ = 11790208.

The previous prime is 44213329. The next prime is 44213341. The reversal of 44213340 is 4331244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44213341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368385 + ... + 368504.

It is an arithmetic number, because the mean of its divisors is an integer number (5158230).

Almost surely, 2^44213340 is an apocalyptic number.

It is an amenable number.

44213340 is an abundant number, since it is smaller than the sum of its proper divisors (79584180).

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

44213340 is a wasteful number, since it uses less digits than its factorization.

44213340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736901 (or 736899 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 44213340 is about 6649.3112425273. The cubic root of 44213340 is about 353.6044930088.

Adding to 44213340 its reverse (4331244), we get a palindrome (48544584).

The spelling of 44213340 in words is "forty-four million, two hundred thirteen thousand, three hundred forty".