40332434 has 4 divisors (see below), whose sum is σ = 60498654. Its totient is φ = 20166216.

The previous prime is 40332433. The next prime is 40332443. The reversal of 40332434 is 43423304.

It is a happy number.

40332434 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 only one way, i.e., 26988025 + 13344409 = 5195^2 + 3653^2 .

It is not an unprimeable number, because it can be changed into a prime (40332433) 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 as a sum of consecutive naturals, namely, 10083107 + ... + 10083110.

Almost surely, 2^40332434 is an apocalyptic number.

40332434 is a deficient number, since it is larger than the sum of its proper divisors (20166220).

40332434 is a wasteful number, since it uses less digits than its factorization.

40332434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20166219.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 40332434 is about 6350.7821565536. The cubic root of 40332434 is about 342.9400003283.

Adding to 40332434 its reverse (43423304), we get a palindrome (83755738).

The spelling of 40332434 in words is "forty million, three hundred thirty-two thousand, four hundred thirty-four".