1218362 has 16 divisors (see below), whose sum is σ = 1934592. Its totient is φ = 574560.

The previous prime is 1218313. The next prime is 1218367. The reversal of 1218362 is 2638121.

It is not an unprimeable number, because it can be changed into a prime (1218367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2438 + ... + 2894.

It is an arithmetic number, because the mean of its divisors is an integer number (120912).

2^1218362 is an apocalyptic number.

1218362 is a deficient number, since it is larger than the sum of its proper divisors (716230).

1218362 is a wasteful number, since it uses less digits than its factorization.

1218362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533.

The product of its digits is 576, while the sum is 23.

The square root of 1218362 is about 1103.7943649068. The cubic root of 1218362 is about 106.8051305124.

The spelling of 1218362 in words is "one million, two hundred eighteen thousand, three hundred sixty-two".