40034203 has 4 divisors (see below), whose sum is σ = 43673688. Its totient is φ = 36394720.

The previous prime is 40034179. The next prime is 40034207. The reversal of 40034203 is 30243004.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40034203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40034207) 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, 1819726 + ... + 1819747.

It is an arithmetic number, because the mean of its divisors is an integer number (10918422).

Almost surely, 2^40034203 is an apocalyptic number.

40034203 is a deficient number, since it is larger than the sum of its proper divisors (3639485).

40034203 is a wasteful number, since it uses less digits than its factorization.

40034203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639484.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 40034203 is about 6327.2587271266. The cubic root of 40034203 is about 342.0926387439.

Adding to 40034203 its reverse (30243004), we get a palindrome (70277207).

The spelling of 40034203 in words is "forty million, thirty-four thousand, two hundred three".