40340333 has 4 divisors (see below), whose sum is σ = 44007648. Its totient is φ = 36673020.

The previous prime is 40340329. The next prime is 40340347. The reversal of 40340333 is 33304304.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40340333 - 2² = 40340329 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 (40340033) 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, 1833641 + ... + 1833662.

It is an arithmetic number, because the mean of its divisors is an integer number (11001912).

Almost surely, 2^40340333 is an apocalyptic number.

It is an amenable number.

40340333 is a deficient number, since it is larger than the sum of its proper divisors (3667315).

40340333 is a wasteful number, since it uses less digits than its factorization.

40340333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3667314.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 40340333 is about 6351.4040180105. The cubic root of 40340333 is about 342.9623868294.

Adding to 40340333 its reverse (33304304), we get a palindrome (73644637).

The spelling of 40340333 in words is "forty million, three hundred forty thousand, three hundred thirty-three".