40514186 has 12 divisors (see below), whose sum is σ = 62462358. Its totient is φ = 19708272.

The previous prime is 40514183. The next prime is 40514203. The reversal of 40514186 is 68141504.

It can be written as a sum of positive squares in 3 ways, for example, as 40513225 + 961 = 6365^2 + 31^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40514183) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 4661 + ... + 10136.

Almost surely, 2^40514186 is an apocalyptic number.

40514186 is a deficient number, since it is larger than the sum of its proper divisors (21948172).

40514186 is a wasteful number, since it uses less digits than its factorization.

40514186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14873 (or 14836 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 40514186 is about 6365.0754905186. The cubic root of 40514186 is about 343.4543641749.

The spelling of 40514186 in words is "forty million, five hundred fourteen thousand, one hundred eighty-six".