40216603 has 6 divisors (see below), whose sum is σ = 46782636. Its totient is φ = 34471332.

The previous prime is 40216541. The next prime is 40216619. The reversal of 40216603 is 30661204.

It is not a de Polignac number, because 40216603 - 2⁹ = 40216091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40216633) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 410325 + ... + 410422.

It is an arithmetic number, because the mean of its divisors is an integer number (7797106).

Almost surely, 2^40216603 is an apocalyptic number.

40216603 is a deficient number, since it is larger than the sum of its proper divisors (6566033).

40216603 is an equidigital number, since it uses as much as digits as its factorization.

40216603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820761 (or 820754 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 40216603 is about 6341.6561716952. The cubic root of 40216603 is about 342.6113882823.

Adding to 40216603 its reverse (30661204), we get a palindrome (70877807).

The spelling of 40216603 in words is "forty million, two hundred sixteen thousand, six hundred three".