40207334 has 4 divisors (see below), whose sum is σ = 60311004. Its totient is φ = 20103666.

The previous prime is 40207331. The next prime is 40207339. The reversal of 40207334 is 43370204.

It is a happy number.

40207334 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 is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40207331) by changing a digit.

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, 10051832 + ... + 10051835.

It is an arithmetic number, because the mean of its divisors is an integer number (15077751).

Almost surely, 2^40207334 is an apocalyptic number.

40207334 is a deficient number, since it is larger than the sum of its proper divisors (20103670).

40207334 is a wasteful number, since it uses less digits than its factorization.

40207334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20103669.

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 40207334 is about 6340.9253267958. The cubic root of 40207334 is about 342.5850649173.

Adding to 40207334 its reverse (43370204), we get a palindrome (83577538).

The spelling of 40207334 in words is "forty million, two hundred seven thousand, three hundred thirty-four".