40043082 has 8 divisors (see below), whose sum is σ = 80086176. Its totient is φ = 13347692.

The previous prime is 40043063. The next prime is 40043111. The reversal of 40043082 is 28034004.

It is a happy number.

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

40043082 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3336918 + ... + 3336929.

It is an arithmetic number, because the mean of its divisors is an integer number (10010772).

Almost surely, 2^40043082 is an apocalyptic number.

40043082 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.

40043082 is a wasteful number, since it uses less digits than its factorization.

40043082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6673852.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 40043082 is about 6327.9603348946. The cubic root of 40043082 is about 342.1179272538.

Adding to 40043082 its reverse (28034004), we get a palindrome (68077086).

The spelling of 40043082 in words is "forty million, forty-three thousand, eighty-two".