40311044 has 12 divisors (see below), whose sum is σ = 72977100. Its totient is φ = 19460448.

The previous prime is 40311043. The next prime is 40311071. The reversal of 40311044 is 44011304.

It can be written as a sum of positive squares in 2 ways, for example, as 11560000 + 28751044 = 3400^2 + 5362^2 .

It is not an unprimeable number, because it can be changed into a prime (40311043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173639 + ... + 173870.

It is an arithmetic number, because the mean of its divisors is an integer number (6081425).

Almost surely, 2^40311044 is an apocalyptic number.

It is an amenable number.

40311044 is a deficient number, since it is larger than the sum of its proper divisors (32666056).

40311044 is a wasteful number, since it uses less digits than its factorization.

40311044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347542 (or 347540 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 40311044 is about 6349.0978886768. The cubic root of 40311044 is about 342.8793643997.

Adding to 40311044 its reverse (44011304), we get a palindrome (84322348).

The spelling of 40311044 in words is "forty million, three hundred eleven thousand, forty-four".