40333013 has 8 divisors (see below), whose sum is σ = 46136832. Its totient is φ = 34539696.

The previous prime is 40333009. The next prime is 40333019. The reversal of 40333013 is 31033304.

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 40333013 - 2² = 40333009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40332982 and 40333000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40333019) 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, 9131 + ... + 12807.

It is an arithmetic number, because the mean of its divisors is an integer number (5767104).

Almost surely, 2^40333013 is an apocalyptic number.

It is an amenable number.

40333013 is a deficient number, since it is larger than the sum of its proper divisors (5803819).

40333013 is a wasteful number, since it uses less digits than its factorization.

40333013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251.

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

The square root of 40333013 is about 6350.8277413263. The cubic root of 40333013 is about 342.9416413674.

Adding to 40333013 its reverse (31033304), we get a palindrome (71366317).

It can be divided in two parts, 4033301 and 3, that added together give a palindrome (4033304).

The spelling of 40333013 in words is "forty million, three hundred thirty-three thousand, thirteen".