44045553 has 16 divisors (see below), whose sum is σ = 61992000. Its totient is φ = 27740160.

The previous prime is 44045539. The next prime is 44045557. The reversal of 44045553 is 35554044.

It is not a de Polignac number, because 44045553 - 2⁴ = 44045537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44045553.

It is not an unprimeable number, because it can be changed into a prime (44045557) 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, 24733 + ... + 26453.

It is an arithmetic number, because the mean of its divisors is an integer number (3874500).

Almost surely, 2^44045553 is an apocalyptic number.

It is an amenable number.

44045553 is a deficient number, since it is larger than the sum of its proper divisors (17946447).

44045553 is a wasteful number, since it uses less digits than its factorization.

44045553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 44045553 is about 6636.6823790204. The cubic root of 44045553 is about 353.1566232990.

Adding to 44045553 its reverse (35554044), we get a palindrome (79599597).

The spelling of 44045553 in words is "forty-four million, forty-five thousand, five hundred fifty-three".