40344306 has 8 divisors (see below), whose sum is σ = 80688624. Its totient is φ = 13448100.

The previous prime is 40344301. The next prime is 40344313. The reversal of 40344306 is 60344304.

It is a sphenic number, since it is the product of 3 distinct primes.

40344306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40344301) 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, 3362020 + ... + 3362031.

It is an arithmetic number, because the mean of its divisors is an integer number (10086078).

Almost surely, 2^40344306 is an apocalyptic number.

40344306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40344306 is a wasteful number, since it uses less digits than its factorization.

40344306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6724056.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 40344306 is about 6351.7167758016. The cubic root of 40344306 is about 342.9736455766.

The spelling of 40344306 in words is "forty million, three hundred forty-four thousand, three hundred six".