40331234 has 8 divisors (see below), whose sum is σ = 60565440. Its totient is φ = 20142756.

The previous prime is 40331233. The next prime is 40331237. The reversal of 40331234 is 43213304.

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

It is not an unprimeable number, because it can be changed into a prime (40331233) 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, 9134 + ... + 12809.

It is an arithmetic number, because the mean of its divisors is an integer number (7570680).

Almost surely, 2^40331234 is an apocalyptic number.

40331234 is a deficient number, since it is larger than the sum of its proper divisors (20234206).

40331234 is a wasteful number, since it uses less digits than its factorization.

40331234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22864.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 40331234 is about 6350.6876792990. The cubic root of 40331234 is about 342.9365991608.

Adding to 40331234 its reverse (43213304), we get a palindrome (83544538).

The spelling of 40331234 in words is "forty million, three hundred thirty-one thousand, two hundred thirty-four".