1868395 has 8 divisors (see below), whose sum is σ = 2249856. Its totient is φ = 1489536.

The previous prime is 1868387. The next prime is 1868407. The reversal of 1868395 is 5938681.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1868395 - 2³ = 1868387 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1734 + ... + 2596.

It is an arithmetic number, because the mean of its divisors is an integer number (281232).

2^1868395 is an apocalyptic number.

1868395 is a deficient number, since it is larger than the sum of its proper divisors (381461).

1868395 is an equidigital number, since it uses as much as digits as its factorization.

1868395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301.

The product of its digits is 51840, while the sum is 40.

The square root of 1868395 is about 1366.8924610224. The cubic root of 1868395 is about 123.1656393115.

The spelling of 1868395 in words is "one million, eight hundred sixty-eight thousand, three hundred ninety-five".