40382286 has 32 divisors (see below), whose sum is σ = 93573888. Its totient is φ = 11378880.

The previous prime is 40382267. The next prime is 40382291. The reversal of 40382286 is 68228304.

40382286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 3520 + ... + 9651.

It is an arithmetic number, because the mean of its divisors is an integer number (2924184).

Almost surely, 2^40382286 is an apocalyptic number.

40382286 is an abundant number, since it is smaller than the sum of its proper divisors (53191602).

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

40382286 is a wasteful number, since it uses less digits than its factorization.

40382286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13256.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 40382286 is about 6354.7058153781. The cubic root of 40382286 is about 343.0812365842.

The spelling of 40382286 in words is "forty million, three hundred eighty-two thousand, two hundred eighty-six".