40539814 has 16 divisors (see below), whose sum is σ = 69645600. Its totient is φ = 17337024.

The previous prime is 40539743. The next prime is 40539833. The reversal of 40539814 is 41893504.

40539814 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 40539814.

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 7 ways as a sum of consecutive naturals, for example, 4282 + ... + 9970.

It is an arithmetic number, because the mean of its divisors is an integer number (4352850).

Almost surely, 2^40539814 is an apocalyptic number.

40539814 is a deficient number, since it is larger than the sum of its proper divisors (29105786).

40539814 is a wasteful number, since it uses less digits than its factorization.

40539814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6207.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 40539814 is about 6367.0883455470. The cubic root of 40539814 is about 343.5267683868.

The spelling of 40539814 in words is "forty million, five hundred thirty-nine thousand, eight hundred fourteen".