4040365 has 16 divisors (see below), whose sum is σ = 5575680. Its totient is φ = 2753280.

The previous prime is 4040359. The next prime is 4040371. The reversal of 4040365 is 5630404.

It is an interprime number because it is at equal distance from previous prime (4040359) and next prime (4040371).

It is not a de Polignac number, because 4040365 - 2¹³ = 4032173 is a prime.

4040365 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8196 + ... + 8674.

It is an arithmetic number, because the mean of its divisors is an integer number (348480).

Almost surely, 2^4040365 is an apocalyptic number.

It is an amenable number.

4040365 is a deficient number, since it is larger than the sum of its proper divisors (1535315).

4040365 is a wasteful number, since it uses less digits than its factorization.

4040365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 4040365 is about 2010.0659193171. The cubic root of 4040365 is about 159.2722811131.

Adding to 4040365 its reverse (5630404), we get a palindrome (9670769).

The spelling of 4040365 in words is "four million, forty thousand, three hundred sixty-five".