1234218 has 8 divisors (see below), whose sum is σ = 2468448. Its totient is φ = 411404.

The previous prime is 1234187. The next prime is 1234231. The reversal of 1234218 is 8124321.

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

1234218 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1234194 and 1234203.

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, 102846 + ... + 102857.

It is an arithmetic number, because the mean of its divisors is an integer number (308556).

2^1234218 is an apocalyptic number.

1234218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1234218 is a wasteful number, since it uses less digits than its factorization.

1234218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205708.

The product of its digits is 384, while the sum is 21.

The square root of 1234218 is about 1110.9536443975. The cubic root of 1234218 is about 107.2664625541.

Adding to 1234218 its reverse (8124321), we get a palindrome (9358539).

The spelling of 1234218 in words is "one million, two hundred thirty-four thousand, two hundred eighteen".