40559933 has 4 divisors (see below), whose sum is σ = 40578240. Its totient is φ = 40541628.

The previous prime is 40559929. The next prime is 40559989. The reversal of 40559933 is 33995504.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40559933 - 2² = 40559929 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 (40559903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5285 + ... + 10442.

It is an arithmetic number, because the mean of its divisors is an integer number (10144560).

Almost surely, 2^40559933 is an apocalyptic number.

It is an amenable number.

40559933 is a deficient number, since it is larger than the sum of its proper divisors (18307).

40559933 is a wasteful number, since it uses less digits than its factorization.

40559933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18306.

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 40559933 is about 6368.6680711119. The cubic root of 40559933 is about 343.5835871975.

The spelling of 40559933 in words is "forty million, five hundred fifty-nine thousand, nine hundred thirty-three".