40395194 has 16 divisors (see below), whose sum is σ = 71121408. Its totient is φ = 16844112.

The previous prime is 40395191. The next prime is 40395211. The reversal of 40395194 is 49159304.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40395191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38474 + ... + 39509.

It is an arithmetic number, because the mean of its divisors is an integer number (4445088).

Almost surely, 2^40395194 is an apocalyptic number.

40395194 is a deficient number, since it is larger than the sum of its proper divisors (30726214).

40395194 is a wasteful number, since it uses less digits than its factorization.

40395194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78029.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 40395194 is about 6355.7213595311. The cubic root of 40395194 is about 343.1177874359.

The spelling of 40395194 in words is "forty million, three hundred ninety-five thousand, one hundred ninety-four".