375545 has 4 divisors (see below), whose sum is σ = 450660. Its totient is φ = 300432.

The previous prime is 375533. The next prime is 375553. The reversal of 375545 is 545573.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 243049 + 132496 = 493^2 + 364^2 .

It is a cyclic number.

It is not a de Polignac number, because 375545 - 2⁶ = 375481 is a prime.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 37550 + ... + 37559.

It is an arithmetic number, because the mean of its divisors is an integer number (112665).

2³⁷⁵⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

375545 is a deficient number, since it is larger than the sum of its proper divisors (75115).

375545 is an equidigital number, since it uses as much as digits as its factorization.

375545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75114.

The product of its digits is 10500, while the sum is 29.

The square root of 375545 is about 612.8172647698. The cubic root of 375545 is about 72.1473960948.

The spelling of 375545 in words is "three hundred seventy-five thousand, five hundred forty-five".