40686050 has 12 divisors (see below), whose sum is σ = 75676146. Its totient is φ = 16274400.

The previous prime is 40686047. The next prime is 40686059. The reversal of 40686050 is 5068604.

40686050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 38925121 + 1760929 = 6239^2 + 1327^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40686059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 406811 + ... + 406910.

Almost surely, 2^40686050 is an apocalyptic number.

40686050 is a deficient number, since it is larger than the sum of its proper divisors (34990096).

40686050 is a wasteful number, since it uses less digits than its factorization.

40686050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813733 (or 813728 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 40686050 is about 6378.5617501126. The cubic root of 40686050 is about 343.9393315130.

The spelling of 40686050 in words is "forty million, six hundred eighty-six thousand, fifty".