2053218 has 8 divisors (see below), whose sum is σ = 4106448. Its totient is φ = 684404.

The previous prime is 2053213. The next prime is 2053237. The reversal of 2053218 is 8123502.

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

2053218 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2053194 and 2053203.

It is not an unprimeable number, because it can be changed into a prime (2053211) 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 3 ways as a sum of consecutive naturals, for example, 171096 + ... + 171107.

It is an arithmetic number, because the mean of its divisors is an integer number (513306).

2^2053218 is an apocalyptic number.

2053218 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.

2053218 is a wasteful number, since it uses less digits than its factorization.

2053218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342208.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2053218 is about 1432.9054400064. The cubic root of 2053218 is about 127.0998450163.

The spelling of 2053218 in words is "two million, fifty-three thousand, two hundred eighteen".