2375521 has 4 divisors (see below), whose sum is σ = 2426112. Its totient is φ = 2324932.

The previous prime is 2375501. The next prime is 2375557. The reversal of 2375521 is 1255732.

2375521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2375521 - 2¹³ = 2367329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2375501) 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 3 ways as a sum of consecutive naturals, for example, 25225 + ... + 25318.

It is an arithmetic number, because the mean of its divisors is an integer number (606528).

2^2375521 is an apocalyptic number.

It is an amenable number.

2375521 is a deficient number, since it is larger than the sum of its proper divisors (50591).

2375521 is an equidigital number, since it uses as much as digits as its factorization.

2375521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50590.

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

The square root of 2375521 is about 1541.2725261939. The cubic root of 2375521 is about 133.4298377737.

The spelling of 2375521 in words is "two million, three hundred seventy-five thousand, five hundred twenty-one".