44163045 has 24 divisors (see below), whose sum is σ = 77997816. Its totient is φ = 23107968.

The previous prime is 44163023. The next prime is 44163047. The reversal of 44163045 is 54036144.

44163045 = 269² + 270² + ... + 533².

It can be written as a sum of positive squares in 4 ways, for example, as 4435236 + 39727809 = 2106^2 + 6303^2 .

It is not a de Polignac number, because 44163045 - 2⁶ = 44162981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44163047) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6874 + ... + 11643.

It is an arithmetic number, because the mean of its divisors is an integer number (3249909).

Almost surely, 2^44163045 is an apocalyptic number.

44163045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44163045 is a deficient number, since it is larger than the sum of its proper divisors (33834771).

44163045 is a wasteful number, since it uses less digits than its factorization.

44163045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18581 (or 18578 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 44163045 is about 6645.5281957118. The cubic root of 44163045 is about 353.4703608981.

Adding to 44163045 its reverse (54036144), we get a palindrome (98199189).

The spelling of 44163045 in words is "forty-four million, one hundred sixty-three thousand, forty-five".