40118205 has 8 divisors (see below), whose sum is σ = 64189152. Its totient is φ = 21396368.

The previous prime is 40118179. The next prime is 40118207. The reversal of 40118205 is 50281104.

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

It is a cyclic number.

It is not a de Polignac number, because 40118205 - 2⁷ = 40118077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40118207) 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, 1337259 + ... + 1337288.

It is an arithmetic number, because the mean of its divisors is an integer number (8023644).

Almost surely, 2^40118205 is an apocalyptic number.

It is an amenable number.

40118205 is a deficient number, since it is larger than the sum of its proper divisors (24070947).

40118205 is a wasteful number, since it uses less digits than its factorization.

40118205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2674555.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 40118205 is about 6333.8933524334. The cubic root of 40118205 is about 342.3317375500.

Adding to 40118205 its reverse (50281104), we get a palindrome (90399309).

The spelling of 40118205 in words is "forty million, one hundred eighteen thousand, two hundred five".