4397218 has 16 divisors (see below), whose sum is σ = 7565760. Its totient is φ = 1877616.

The previous prime is 4397207. The next prime is 4397233. The reversal of 4397218 is 8127934.

It is a super-2 number, since 2×4397218² = 38671052279048, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5848 + ... + 6556.

It is an arithmetic number, because the mean of its divisors is an integer number (472860).

Almost surely, 2^4397218 is an apocalyptic number.

4397218 is a deficient number, since it is larger than the sum of its proper divisors (3168542).

4397218 is a wasteful number, since it uses less digits than its factorization.

4397218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161.

The product of its digits is 12096, while the sum is 34.

The square root of 4397218 is about 2096.9544582561. The cubic root of 4397218 is about 163.8297112060.

The spelling of 4397218 in words is "four million, three hundred ninety-seven thousand, two hundred eighteen".