44923149 has 6 divisors (see below), whose sum is σ = 64889006. Its totient is φ = 29948760.

The previous prime is 44923139. The next prime is 44923183. The reversal of 44923149 is 94132944.

It can be written as a sum of positive squares in only one way, i.e., 32285124 + 12638025 = 5682^2 + 3555^2 .

It is not a de Polignac number, because 44923149 - 2¹¹ = 44921101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44923139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2495722 + ... + 2495739.

Almost surely, 2^44923149 is an apocalyptic number.

It is an amenable number.

44923149 is a deficient number, since it is larger than the sum of its proper divisors (19965857).

44923149 is a wasteful number, since it uses less digits than its factorization.

44923149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4991467 (or 4991464 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 44923149 is about 6702.4733494435. The cubic root of 44923149 is about 355.4867329937.

The spelling of 44923149 in words is "forty-four million, nine hundred twenty-three thousand, one hundred forty-nine".