40534323 has 4 divisors (see below), whose sum is σ = 54045768. Its totient is φ = 27022880.

The previous prime is 40534313. The next prime is 40534339. The reversal of 40534323 is 32343504.

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

It is a cyclic number.

It is not a de Polignac number, because 40534323 - 2²² = 36340019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40534293 and 40534302.

It is not an unprimeable number, because it can be changed into a prime (40534313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6755718 + ... + 6755723.

It is an arithmetic number, because the mean of its divisors is an integer number (13511442).

Almost surely, 2^40534323 is an apocalyptic number.

40534323 is a deficient number, since it is larger than the sum of its proper divisors (13511445).

40534323 is a wasteful number, since it uses less digits than its factorization.

40534323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13511444.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 40534323 is about 6366.6571291377. The cubic root of 40534323 is about 343.5112577857.

Adding to 40534323 its reverse (32343504), we get a palindrome (72877827).

The spelling of 40534323 in words is "forty million, five hundred thirty-four thousand, three hundred twenty-three".