2152375 has 16 divisors (see below), whose sum is σ = 2736864. Its totient is φ = 1689600.

The previous prime is 2152373. The next prime is 2152393. The reversal of 2152375 is 5732512.

It is not a de Polignac number, because 2152375 - 2¹ = 2152373 is a prime.

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

It is a d-powerful number, because it can be written as 2¹⁴ + 1 + 5⁴ + 2¹⁵ + 3¹³ + 7⁶ + 5⁸ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8247 + ... + 8503.

It is an arithmetic number, because the mean of its divisors is an integer number (171054).

2^2152375 is an apocalyptic number.

2152375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2152375 is a deficient number, since it is larger than the sum of its proper divisors (584489).

2152375 is an equidigital number, since it uses as much as digits as its factorization.

2152375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 329 counting only the distinct ones).

The product of its digits is 2100, while the sum is 25.

The square root of 2152375 is about 1467.0974746076. The cubic root of 2152375 is about 129.1137949872.

Adding to 2152375 its reverse (5732512), we get a palindrome (7884887).

The spelling of 2152375 in words is "two million, one hundred fifty-two thousand, three hundred seventy-five".