40344002 has 4 divisors (see below), whose sum is σ = 60516006. Its totient is φ = 20172000.

The previous prime is 40343999. The next prime is 40344037. The reversal of 40344002 is 20044304.

40344002 is nontrivially palindromic in base 7.

40344002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 37319881 + 3024121 = 6109^2 + 1739^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10085999 + ... + 10086002.

Almost surely, 2^40344002 is an apocalyptic number.

40344002 is a deficient number, since it is larger than the sum of its proper divisors (20172004).

40344002 is a wasteful number, since it uses less digits than its factorization.

40344002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20172003.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 40344002 is about 6351.6928452185. The cubic root of 40344002 is about 342.9727841229.

Adding to 40344002 its reverse (20044304), we get a palindrome (60388306).

The spelling of 40344002 in words is "forty million, three hundred forty-four thousand, two".