40331033 has 8 divisors (see below), whose sum is σ = 41433216. Its totient is φ = 39236400.

The previous prime is 40331023. The next prime is 40331041. The reversal of 40331033 is 33013304.

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 40331033 - 2¹⁰ = 40330009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40331023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9923 + ... + 13383.

It is an arithmetic number, because the mean of its divisors is an integer number (5179152).

Almost surely, 2^40331033 is an apocalyptic number.

40331033 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

40331033 is a deficient number, since it is larger than the sum of its proper divisors (1102183).

40331033 is a wasteful number, since it uses less digits than its factorization.

40331033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3775.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 40331033 is about 6350.6718542214. The cubic root of 40331033 is about 342.9360294587.

Adding to 40331033 its reverse (33013304), we get a palindrome (73344337).

The spelling of 40331033 in words is "forty million, three hundred thirty-one thousand, thirty-three".