4040375 has 8 divisors (see below), whose sum is σ = 5042544. Its totient is φ = 3232200.

The previous prime is 4040371. The next prime is 4040383. The reversal of 4040375 is 5730404.

It is not a de Polignac number, because 4040375 - 2² = 4040371 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4040375.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040371) 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, 16037 + ... + 16286.

It is an arithmetic number, because the mean of its divisors is an integer number (630318).

Almost surely, 2^4040375 is an apocalyptic number.

4040375 is a deficient number, since it is larger than the sum of its proper divisors (1002169).

4040375 is an equidigital number, since it uses as much as digits as its factorization.

4040375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32338 (or 32328 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 4040375 is about 2010.0684067961. The cubic root of 4040375 is about 159.2724125139.

Adding to 4040375 its reverse (5730404), we get a palindrome (9770779).

The spelling of 4040375 in words is "four million, forty thousand, three hundred seventy-five".