40534203 has 8 divisors (see below), whose sum is σ = 55506448. Its totient is φ = 26292384.

The previous prime is 40534181. The next prime is 40534213. The reversal of 40534203 is 30243504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40534203 - 2⁶ = 40534139 is a prime.

It is a super-2 number, since 2×40534203² = 3286043225690418, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40534203.

It is not an unprimeable number, because it can be changed into a prime (40534213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182476 + ... + 182697.

It is an arithmetic number, because the mean of its divisors is an integer number (6938306).

Almost surely, 2^40534203 is an apocalyptic number.

40534203 is a deficient number, since it is larger than the sum of its proper divisors (14972245).

40534203 is a wasteful number, since it uses less digits than its factorization.

40534203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365213.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 40534203 is about 6366.6477050328. The cubic root of 40534203 is about 343.5109188023.

Adding to 40534203 its reverse (30243504), we get a palindrome (70777707).

It can be divided in two parts, 4053 and 4203, that added together give a triangular number (8256 = T₁₂₈).

The spelling of 40534203 in words is "forty million, five hundred thirty-four thousand, two hundred three".