2122375 has 8 divisors (see below), whose sum is σ = 2648880. Its totient is φ = 1697800.

The previous prime is 2122369. The next prime is 2122381. The reversal of 2122375 is 5732212.

It is an interprime number because it is at equal distance from previous prime (2122369) and next prime (2122381).

It is a de Polignac number, because none of the positive numbers 2^k-2122375 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8365 + ... + 8614.

It is an arithmetic number, because the mean of its divisors is an integer number (331110).

2^2122375 is an apocalyptic number.

2122375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2122375 is a deficient number, since it is larger than the sum of its proper divisors (526505).

2122375 is an equidigital number, since it uses as much as digits as its factorization.

2122375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16994 (or 16984 counting only the distinct ones).

The product of its digits is 840, while the sum is 22.

The square root of 2122375 is about 1456.8373279128. The cubic root of 2122375 is about 128.5111195695.

Adding to 2122375 its reverse (5732212), we get a palindrome (7854587).

The spelling of 2122375 in words is "two million, one hundred twenty-two thousand, three hundred seventy-five".