2001375 has 32 divisors (see below), whose sum is σ = 3706560. Its totient is φ = 1065600.

The previous prime is 2001371. The next prime is 2001397. The reversal of 2001375 is 5731002.

It is not a de Polignac number, because 2001375 - 2² = 2001371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3079 + ... + 3671.

It is an arithmetic number, because the mean of its divisors is an integer number (115830).

2^2001375 is an apocalyptic number.

2001375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2001375 is a deficient number, since it is larger than the sum of its proper divisors (1705185).

2001375 is an equidigital number, since it uses as much as digits as its factorization.

2001375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 601 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 2001375 is about 1414.6996147593. The cubic root of 2001375 is about 126.0209715660.

Adding to 2001375 its reverse (5731002), we get a palindrome (7732377).

The spelling of 2001375 in words is "two million, one thousand, three hundred seventy-five".