40044234 has 8 divisors (see below), whose sum is σ = 80088480. Its totient is φ = 13348076.

The previous prime is 40044233. The next prime is 40044247. The reversal of 40044234 is 43244004.

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

40044234 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 40044234.

It is not an unprimeable number, because it can be changed into a prime (40044233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3337014 + ... + 3337025.

It is an arithmetic number, because the mean of its divisors is an integer number (10011060).

Almost surely, 2^40044234 is an apocalyptic number.

40044234 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.

40044234 is a wasteful number, since it uses less digits than its factorization.

40044234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6674044.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 40044234 is about 6328.0513588308. The cubic root of 40044234 is about 342.1212080209.

Adding to 40044234 its reverse (43244004), we get a palindrome (83288238).

The spelling of 40044234 in words is "forty million, forty-four thousand, two hundred thirty-four".