40782846 has 16 divisors (see below), whose sum is σ = 87840144. Its totient is φ = 12548544.

The previous prime is 40782817. The next prime is 40782853. The reversal of 40782846 is 64828704.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261351 + ... + 261506.

It is an arithmetic number, because the mean of its divisors is an integer number (5490009).

Almost surely, 2^40782846 is an apocalyptic number.

40782846 is an abundant number, since it is smaller than the sum of its proper divisors (47057298).

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

40782846 is a wasteful number, since it uses less digits than its factorization.

40782846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522875.

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 40782846 is about 6386.1448464625. The cubic root of 40782846 is about 344.2118703381.

The spelling of 40782846 in words is "forty million, seven hundred eighty-two thousand, eight hundred forty-six".