40375 has 16 divisors (see below), whose sum is σ = 56160. Its totient is φ = 28800.

The previous prime is 40361. The next prime is 40387. The reversal of 40375 is 57304.

It is not a de Polignac number, because 40375 - 2⁵ = 40343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a plaindrome in base 8.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2116 + ... + 2134.

It is an arithmetic number, because the mean of its divisors is an integer number (3510).

2⁴⁰³⁷⁵ is an apocalyptic number.

40375 is a deficient number, since it is larger than the sum of its proper divisors (15785).

40375 is a wasteful number, since it uses less digits than its factorization.

40375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51 (or 41 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 40375 is about 200.9353129741. The cubic root of 40375 is about 34.3060601792.

Adding to 40375 its reverse (57304), we get a palindrome (97679).

The spelling of 40375 in words is "forty thousand, three hundred seventy-five".