40033505 has 8 divisors (see below), whose sum is σ = 48757632. Its totient is φ = 31548528.

The previous prime is 40033481. The next prime is 40033523. The reversal of 40033505 is 50533004.

40033505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40033505 - 2¹⁰ = 40032481 is a prime.

It is a Duffinian number.

It is a Curzon 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, 59417 + ... + 60086.

It is an arithmetic number, because the mean of its divisors is an integer number (6094704).

Almost surely, 2^40033505 is an apocalyptic number.

It is an amenable number.

40033505 is a deficient number, since it is larger than the sum of its proper divisors (8724127).

40033505 is a wasteful number, since it uses less digits than its factorization.

40033505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119575.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 40033505 is about 6327.2035687182. The cubic root of 40033505 is about 342.0906505935.

Adding to 40033505 its reverse (50533004), we get a palindrome (90566509).

The spelling of 40033505 in words is "forty million, thirty-three thousand, five hundred five".