40324342 has 4 divisors (see below), whose sum is σ = 60486516. Its totient is φ = 20162170.

The previous prime is 40324337. The next prime is 40324363. The reversal of 40324342 is 24342304.

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

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10081084 + ... + 10081087.

It is an arithmetic number, because the mean of its divisors is an integer number (15121629).

Almost surely, 2^40324342 is an apocalyptic number.

40324342 is a deficient number, since it is larger than the sum of its proper divisors (20162174).

40324342 is a wasteful number, since it uses less digits than its factorization.

40324342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20162173.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 40324342 is about 6350.1450377137. The cubic root of 40324342 is about 342.9170638161.

Adding to 40324342 its reverse (24342304), we get a palindrome (64666646).

The spelling of 40324342 in words is "forty million, three hundred twenty-four thousand, three hundred forty-two".