40034403 has 6 divisors (see below), whose sum is σ = 57827484. Its totient is φ = 26689596.

The previous prime is 40034399. The next prime is 40034411. The reversal of 40034403 is 30443004.

It is not a de Polignac number, because 40034403 - 2² = 40034399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40034503) 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 5 ways as a sum of consecutive naturals, for example, 2224125 + ... + 2224142.

It is an arithmetic number, because the mean of its divisors is an integer number (9637914).

Almost surely, 2^40034403 is an apocalyptic number.

40034403 is a deficient number, since it is larger than the sum of its proper divisors (17793081).

40034403 is a wasteful number, since it uses less digits than its factorization.

40034403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448273 (or 4448270 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 40034403 is about 6327.2745317396. The cubic root of 40034403 is about 342.0932084103.

Adding to 40034403 its reverse (30443004), we get a palindrome (70477407).

The spelling of 40034403 in words is "forty million, thirty-four thousand, four hundred three".