2261375 has 16 divisors (see below), whose sum is σ = 2870400. Its totient is φ = 1778400.

The previous prime is 2261353. The next prime is 2261377. The reversal of 2261375 is 5731622.

2261375 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2261375 - 2¹⁰ = 2260351 is a prime.

It is a super-2 number, since 2×2261375² = 10227633781250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2261377) 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 15 ways as a sum of consecutive naturals, for example, 9761 + ... + 9989.

It is an arithmetic number, because the mean of its divisors is an integer number (179400).

2^2261375 is an apocalyptic number.

2261375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2261375 is a deficient number, since it is larger than the sum of its proper divisors (609025).

2261375 is an equidigital number, since it uses as much as digits as its factorization.

2261375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 313 counting only the distinct ones).

The product of its digits is 2520, while the sum is 26.

The square root of 2261375 is about 1503.7868864969. The cubic root of 2261375 is about 131.2575203552.

Adding to 2261375 its reverse (5731622), we get a palindrome (7992997).

The spelling of 2261375 in words is "two million, two hundred sixty-one thousand, three hundred seventy-five".