4023361 has 4 divisors (see below), whose sum is σ = 4027392. Its totient is φ = 4019332.

The previous prime is 4023359. The next prime is 4023401. The reversal of 4023361 is 1633204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4023361 - 2¹ = 4023359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4023311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 720 + ... + 2926.

It is an arithmetic number, because the mean of its divisors is an integer number (1006848).

Almost surely, 2^4023361 is an apocalyptic number.

It is an amenable number.

4023361 is a deficient number, since it is larger than the sum of its proper divisors (4031).

4023361 is a wasteful number, since it uses less digits than its factorization.

4023361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4030.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 4023361 is about 2005.8317476797. The cubic root of 4023361 is about 159.0485328421.

Adding to 4023361 its reverse (1633204), we get a palindrome (5656565).

The spelling of 4023361 in words is "four million, twenty-three thousand, three hundred sixty-one".