2218150 has 48 divisors (see below), whose sum is σ = 4664880. Its totient is φ = 777600.

The previous prime is 2218129. The next prime is 2218157. The reversal of 2218150 is 518122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2218157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20296 + ... + 20404.

It is an arithmetic number, because the mean of its divisors is an integer number (97185).

2^2218150 is an apocalyptic number.

2218150 is an abundant number, since it is smaller than the sum of its proper divisors (2446730).

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

2218150 is a wasteful number, since it uses less digits than its factorization.

2218150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 2218150 is about 1489.3454938328. The cubic root of 2218150 is about 130.4158282441.

The spelling of 2218150 in words is "two million, two hundred eighteen thousand, one hundred fifty".