40044306 has 8 divisors (see below), whose sum is σ = 80088624. Its totient is φ = 13348100.

The previous prime is 40044293. The next prime is 40044307. The reversal of 40044306 is 60344004.

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

40044306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40044307) 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, 3337020 + ... + 3337031.

It is an arithmetic number, because the mean of its divisors is an integer number (10011078).

Almost surely, 2^40044306 is an apocalyptic number.

40044306 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.

40044306 is a wasteful number, since it uses less digits than its factorization.

40044306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6674056.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 40044306 is about 6328.0570477833. The cubic root of 40044306 is about 342.1214130667.

The spelling of 40044306 in words is "forty million, forty-four thousand, three hundred six".