1818364 has 12 divisors (see below), whose sum is σ = 3221064. Its totient is φ = 898064.

The previous prime is 1818353. The next prime is 1818373. The reversal of 1818364 is 4638181.

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, 2407 + ... + 3070.

It is an arithmetic number, because the mean of its divisors is an integer number (268422).

2^1818364 is an apocalyptic number.

It is an amenable number.

1818364 is a deficient number, since it is larger than the sum of its proper divisors (1402700).

1818364 is a wasteful number, since it uses less digits than its factorization.

1818364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5564 (or 5562 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 1818364 is about 1348.4672780605. The cubic root of 1818364 is about 122.0563208558.

The spelling of 1818364 in words is "one million, eight hundred eighteen thousand, three hundred sixty-four".