40861718 has 8 divisors (see below), whose sum is σ = 61440120. Its totient is φ = 20381680.

The previous prime is 40861699. The next prime is 40861729. The reversal of 40861718 is 81716804.

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

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 23543 + ... + 25218.

It is an arithmetic number, because the mean of its divisors is an integer number (7680015).

Almost surely, 2^40861718 is an apocalyptic number.

40861718 is a deficient number, since it is larger than the sum of its proper divisors (20578402).

40861718 is a wasteful number, since it uses less digits than its factorization.

40861718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49182.

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 40861718 is about 6392.3171072781. The cubic root of 40861718 is about 344.4336236706.

It can be divided in two parts, 408 and 61718, that added together give a palindrome (62126).

The spelling of 40861718 in words is "forty million, eight hundred sixty-one thousand, seven hundred eighteen".