40532443 has 4 divisors (see below), whose sum is σ = 46322800. Its totient is φ = 34742088.

The previous prime is 40532423. The next prime is 40532449. The reversal of 40532443 is 34423504.

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 40532443 - 2²⁵ = 6978011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40532449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2895168 + ... + 2895181.

It is an arithmetic number, because the mean of its divisors is an integer number (11580700).

Almost surely, 2^40532443 is an apocalyptic number.

40532443 is a deficient number, since it is larger than the sum of its proper divisors (5790357).

40532443 is an equidigital number, since it uses as much as digits as its factorization.

40532443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5790356.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 40532443 is about 6366.5094832255. The cubic root of 40532443 is about 343.5059469684.

Adding to 40532443 its reverse (34423504), we get a palindrome (74955947).

The spelling of 40532443 in words is "forty million, five hundred thirty-two thousand, four hundred forty-three".