4040213 has 8 divisors (see below), whose sum is σ = 4151520. Its totient is φ = 3930480.

The previous prime is 4040207. The next prime is 4040219. The reversal of 4040213 is 3120404.

It is an interprime number because it is at equal distance from previous prime (4040207) and next prime (4040219).

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

It is a cyclic number.

It is not a de Polignac number, because 4040213 - 2⁸ = 4039957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040219) 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, 6218 + ... + 6836.

It is an arithmetic number, because the mean of its divisors is an integer number (518940).

Almost surely, 2^4040213 is an apocalyptic number.

It is an amenable number.

4040213 is a deficient number, since it is larger than the sum of its proper divisors (111307).

4040213 is a wasteful number, since it uses less digits than its factorization.

4040213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 4040213 is about 2010.0281092562. The cubic root of 4040213 is about 159.2702837944.

Adding to 4040213 its reverse (3120404), we get a palindrome (7160617).

The spelling of 4040213 in words is "four million, forty thousand, two hundred thirteen".