40547382 has 32 divisors (see below), whose sum is σ = 82874880. Its totient is φ = 13222560.

The previous prime is 40547369. The next prime is 40547393. The reversal of 40547382 is 28374504.

40547382 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, 61768 + ... + 62420.

It is an arithmetic number, because the mean of its divisors is an integer number (2589840).

Almost surely, 2^40547382 is an apocalyptic number.

40547382 is an abundant number, since it is smaller than the sum of its proper divisors (42327498).

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

40547382 is a wasteful number, since it uses less digits than its factorization.

40547382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 40547382 is about 6367.6826240007. The cubic root of 40547382 is about 343.5481436602.

The spelling of 40547382 in words is "forty million, five hundred forty-seven thousand, three hundred eighty-two".