40856533 has 8 divisors (see below), whose sum is σ = 43270848. Its totient is φ = 38495424.

The previous prime is 40856531. The next prime is 40856549. The reversal of 40856533 is 33565804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40856533 - 2¹ = 40856531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40856531) by changing a digit.

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, 11716 + ... + 14797.

It is an arithmetic number, because the mean of its divisors is an integer number (5408856).

Almost surely, 2^40856533 is an apocalyptic number.

It is an amenable number.

40856533 is a deficient number, since it is larger than the sum of its proper divisors (2414315).

40856533 is a wasteful number, since it uses less digits than its factorization.

40856533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26603.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 40856533 is about 6391.9115294253. The cubic root of 40856533 is about 344.4190545011.

The spelling of 40856533 in words is "forty million, eight hundred fifty-six thousand, five hundred thirty-three".