40854385 has 16 divisors (see below), whose sum is σ = 57597120. Its totient is φ = 27426240.

The previous prime is 40854367. The next prime is 40854397. The reversal of 40854385 is 58345804.

It is a happy number.

It is not a de Polignac number, because 40854385 - 2⁵ = 40854353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27855 + ... + 29284.

It is an arithmetic number, because the mean of its divisors is an integer number (3599820).

Almost surely, 2^40854385 is an apocalyptic number.

It is an amenable number.

40854385 is a deficient number, since it is larger than the sum of its proper divisors (16742735).

40854385 is a wasteful number, since it uses less digits than its factorization.

40854385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57168.

The product of its (nonzero) digits is 76800, while the sum is 37.

The square root of 40854385 is about 6391.7435023630. The cubic root of 40854385 is about 344.4130185419.

The spelling of 40854385 in words is "forty million, eight hundred fifty-four thousand, three hundred eighty-five".