2116375 has 8 divisors (see below), whose sum is σ = 2641392. Its totient is φ = 1693000.

The previous prime is 2116357. The next prime is 2116393. The reversal of 2116375 is 5736112.

It is an interprime number because it is at equal distance from previous prime (2116357) and next prime (2116393).

It is not a de Polignac number, because 2116375 - 2⁹ = 2115863 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

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, 8341 + ... + 8590.

It is an arithmetic number, because the mean of its divisors is an integer number (330174).

2^2116375 is an apocalyptic number.

2116375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2116375 is a deficient number, since it is larger than the sum of its proper divisors (525017).

2116375 is an equidigital number, since it uses as much as digits as its factorization.

2116375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16946 (or 16936 counting only the distinct ones).

The product of its digits is 1260, while the sum is 25.

The square root of 2116375 is about 1454.7766151544. The cubic root of 2116375 is about 128.3899040337.

The spelling of 2116375 in words is "two million, one hundred sixteen thousand, three hundred seventy-five".