4023505 has 16 divisors (see below), whose sum is σ = 5132160. Its totient is φ = 3021568.

The previous prime is 4023493. The next prime is 4023511. The reversal of 4023505 is 5053204.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4023505 - 2⁵ = 4023473 is a prime.

4023505 is a lucky 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, 6489 + ... + 7081.

It is an arithmetic number, because the mean of its divisors is an integer number (320760).

Almost surely, 2^4023505 is an apocalyptic number.

It is an amenable number.

4023505 is a deficient number, since it is larger than the sum of its proper divisors (1108655).

4023505 is a wasteful number, since it uses less digits than its factorization.

4023505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 4023505 is about 2005.8676426923. The cubic root of 4023505 is about 159.0504303200.

Adding to 4023505 its reverse (5053204), we get a palindrome (9076709).

The spelling of 4023505 in words is "four million, twenty-three thousand, five hundred five".