1825195 has 4 divisors (see below), whose sum is σ = 2190240. Its totient is φ = 1460152.

The previous prime is 1825193. The next prime is 1825207. The reversal of 1825195 is 5915281.

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

It is a cyclic number.

It is not a de Polignac number, because 1825195 - 2¹ = 1825193 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

1825195 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1825193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182515 + ... + 182524.

It is an arithmetic number, because the mean of its divisors is an integer number (547560).

2^1825195 is an apocalyptic number.

1825195 is a deficient number, since it is larger than the sum of its proper divisors (365045).

1825195 is an equidigital number, since it uses as much as digits as its factorization.

1825195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365044.

The product of its digits is 3600, while the sum is 31.

The square root of 1825195 is about 1350.9977794208. The cubic root of 1825195 is about 122.2089717806.

The spelling of 1825195 in words is "one million, eight hundred twenty-five thousand, one hundred ninety-five".