40115714 has 8 divisors (see below), whose sum is σ = 61071888. Its totient is φ = 19758420.

The previous prime is 40115711. The next prime is 40115723. The reversal of 40115714 is 41751104.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40115714.

It is not an unprimeable number, because it can be changed into a prime (40115711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149552 + ... + 149819.

It is an arithmetic number, because the mean of its divisors is an integer number (7633986).

Almost surely, 2^40115714 is an apocalyptic number.

40115714 is a deficient number, since it is larger than the sum of its proper divisors (20956174).

40115714 is a wasteful number, since it uses less digits than its factorization.

40115714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299440.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 40115714 is about 6333.6967088739. The cubic root of 40115714 is about 342.3246521050.

Adding to 40115714 its reverse (41751104), we get a palindrome (81866818).

The spelling of 40115714 in words is "forty million, one hundred fifteen thousand, seven hundred fourteen".