40382406 has 12 divisors (see below), whose sum is σ = 87495252. Its totient is φ = 13460796.

The previous prime is 40382393. The next prime is 40382431. The reversal of 40382406 is 60428304.

40382406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40382406.

It is a congruent number.

It is an unprimeable number.

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, 1121716 + ... + 1121751.

It is an arithmetic number, because the mean of its divisors is an integer number (7291271).

Almost surely, 2^40382406 is an apocalyptic number.

40382406 is an abundant number, since it is smaller than the sum of its proper divisors (47112846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40382406 is a wasteful number, since it uses less digits than its factorization.

40382406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243475 (or 2243472 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 40382406 is about 6354.7152571929. The cubic root of 40382406 is about 343.0815764173.

The spelling of 40382406 in words is "forty million, three hundred eighty-two thousand, four hundred six".