40041434 has 8 divisors (see below), whose sum is σ = 60332160. Its totient is φ = 19930716.

The previous prime is 40041389. The next prime is 40041451. The reversal of 40041434 is 43414004.

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

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, 44444 + ... + 45335.

It is an arithmetic number, because the mean of its divisors is an integer number (7541520).

Almost surely, 2^40041434 is an apocalyptic number.

40041434 is a deficient number, since it is larger than the sum of its proper divisors (20290726).

40041434 is a wasteful number, since it uses less digits than its factorization.

40041434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90004.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 40041434 is about 6327.8301178208. The cubic root of 40041434 is about 342.1132338249.

Adding to 40041434 its reverse (43414004), we get a palindrome (83455438).

The spelling of 40041434 in words is "forty million, forty-one thousand, four hundred thirty-four".