1868344 has 16 divisors (see below), whose sum is σ = 3578400. Its totient is φ = 914112.

The previous prime is 1868333. The next prime is 1868371. The reversal of 1868344 is 4438681.

1868344 is an esthetic number in base 9, because in such base its adjacent digits differ by 1.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2109 + ... + 2860.

It is an arithmetic number, because the mean of its divisors is an integer number (223650).

2^1868344 is an apocalyptic number.

It is an amenable number.

1868344 is a deficient number, since it is larger than the sum of its proper divisors (1710056).

1868344 is a wasteful number, since it uses less digits than its factorization.

1868344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5022 (or 5018 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 1868344 is about 1366.8738054407. The cubic root of 1868344 is about 123.1645186518.

The spelling of 1868344 in words is "one million, eight hundred sixty-eight thousand, three hundred forty-four".