40104194 has 16 divisors (see below), whose sum is σ = 65188032. Its totient is φ = 18394128.

The previous prime is 40104167. The next prime is 40104217. The reversal of 40104194 is 49140104.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494 + ... + 8969.

It is an arithmetic number, because the mean of its divisors is an integer number (4074252).

Almost surely, 2^40104194 is an apocalyptic number.

40104194 is a deficient number, since it is larger than the sum of its proper divisors (25083838).

40104194 is a wasteful number, since it uses less digits than its factorization.

40104194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9641.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 40104194 is about 6332.7872220690. The cubic root of 40104194 is about 342.2918805952.

Adding to 40104194 its reverse (49140104), we get a palindrome (89244298).

The spelling of 40104194 in words is "forty million, one hundred four thousand, one hundred ninety-four".