4041345 has 32 divisors (see below), whose sum is σ = 8064000. Its totient is φ = 1679040.

The previous prime is 4041343. The next prime is 4041347. The reversal of 4041345 is 5431404.

4041345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4041343) and next prime (4041347).

It is not a de Polignac number, because 4041345 - 2¹ = 4041343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4041343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 595 + ... + 2904.

It is an arithmetic number, because the mean of its divisors is an integer number (252000).

Almost surely, 2^4041345 is an apocalyptic number.

It is an amenable number.

4041345 is a deficient number, since it is larger than the sum of its proper divisors (4022655).

4041345 is a wasteful number, since it uses less digits than its factorization.

4041345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3525.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4041345 is about 2010.3096776368. The cubic root of 4041345 is about 159.2851573605.

Adding to 4041345 its reverse (5431404), we get a palindrome (9472749).

The spelling of 4041345 in words is "four million, forty-one thousand, three hundred forty-five".