44269345 has 12 divisors (see below), whose sum is σ = 53733564. Its totient is φ = 35013120.

The previous prime is 44269327. The next prime is 44269349. The reversal of 44269345 is 54396244.

It is a happy number.

44269345 is a nontrivial binomial coefficient, being equal to C(9410, 2).

It can be written as a sum of positive squares in 6 ways, for example, as 166464 + 44102881 = 408^2 + 6641^2 .

It is not a de Polignac number, because 44269345 - 2²³ = 35880737 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 (44269349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46575 + ... + 47515.

It is an arithmetic number, because the mean of its divisors is an integer number (4477797).

Almost surely, 2^44269345 is an apocalyptic number.

44269345 is the 9409-th triangular number and also the 4705-th hexagonal number.

44269345 is the 3137-th centered nonagonal number.

It is an amenable number.

44269345 is a deficient number, since it is larger than the sum of its proper divisors (9464219).

44269345 is an frugal number, since it uses more digits than its factorization.

44269345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140 (or 1043 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 44269345 is about 6653.5212481813. The cubic root of 44269345 is about 353.7537335153.

The spelling of 44269345 in words is "forty-four million, two hundred sixty-nine thousand, three hundred forty-five".