40332329 has 4 divisors (see below), whose sum is σ = 40470276. Its totient is φ = 40194384.

The previous prime is 40332319. The next prime is 40332343. The reversal of 40332329 is 92323304.

40332329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29593600 + 10738729 = 5440^2 + 3277^2 .

It is a cyclic number.

It is not a de Polignac number, because 40332329 - 2²⁴ = 23555113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40332298 and 40332307.

It is not an unprimeable number, because it can be changed into a prime (40332319) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 68534 + ... + 69119.

It is an arithmetic number, because the mean of its divisors is an integer number (10117569).

Almost surely, 2^40332329 is an apocalyptic number.

It is an amenable number.

40332329 is a deficient number, since it is larger than the sum of its proper divisors (137947).

40332329 is a wasteful number, since it uses less digits than its factorization.

40332329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137946.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 40332329 is about 6350.7738898500. The cubic root of 40332329 is about 342.9397027288.

The spelling of 40332329 in words is "forty million, three hundred thirty-two thousand, three hundred twenty-nine".