40394294 has 8 divisors (see below), whose sum is σ = 60954768. Its totient is φ = 20076040.

The previous prime is 40394293. The next prime is 40394297. The reversal of 40394294 is 49249304.

40394294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40394293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60137 + ... + 60804.

It is an arithmetic number, because the mean of its divisors is an integer number (7619346).

Almost surely, 2^40394294 is an apocalyptic number.

40394294 is a deficient number, since it is larger than the sum of its proper divisors (20560474).

40394294 is a wasteful number, since it uses less digits than its factorization.

40394294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121110.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 40394294 is about 6355.6505567880. The cubic root of 40394294 is about 343.1152392095.

The spelling of 40394294 in words is "forty million, three hundred ninety-four thousand, two hundred ninety-four".