40012234 has 8 divisors (see below), whose sum is σ = 60056928. Its totient is φ = 19993260.

The previous prime is 40012229. The next prime is 40012253. The reversal of 40012234 is 43221004.

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

It is an unprimeable number.

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, 1902 + ... + 9145.

It is an arithmetic number, because the mean of its divisors is an integer number (7507116).

Almost surely, 2^40012234 is an apocalyptic number.

40012234 is a deficient number, since it is larger than the sum of its proper divisors (20044694).

40012234 is a wasteful number, since it uses less digits than its factorization.

40012234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12860.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 40012234 is about 6325.5224290172. The cubic root of 40012234 is about 342.0300521909.

Adding to 40012234 its reverse (43221004), we get a palindrome (83233238).

The spelling of 40012234 in words is "forty million, twelve thousand, two hundred thirty-four".