1802195 has 4 divisors (see below), whose sum is σ = 2162640. Its totient is φ = 1441752.

The previous prime is 1802189. The next prime is 1802197. The reversal of 1802195 is 5912081.

It is a happy number.

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 1802195 - 2¹⁴ = 1785811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1802197) 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, 180215 + ... + 180224.

It is an arithmetic number, because the mean of its divisors is an integer number (540660).

2^1802195 is an apocalyptic number.

1802195 is a deficient number, since it is larger than the sum of its proper divisors (360445).

1802195 is an equidigital number, since it uses as much as digits as its factorization.

1802195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360444.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1802195 is about 1342.4585654686. The cubic root of 1802195 is about 121.6934658757.

The spelling of 1802195 in words is "one million, eight hundred two thousand, one hundred ninety-five".