2219344 has 20 divisors (see below), whose sum is σ = 4374720. Its totient is φ = 1090400.

The previous prime is 2219323. The next prime is 2219351. The reversal of 2219344 is 4439122.

2219344 = 102² + 103² + ... + 197².

It is a congruent number.

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, 232 + ... + 2119.

It is an arithmetic number, because the mean of its divisors is an integer number (218736).

2^2219344 is an apocalyptic number.

It is an amenable number.

2219344 is a deficient number, since it is larger than the sum of its proper divisors (2155376).

2219344 is a wasteful number, since it uses less digits than its factorization.

2219344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418 (or 2412 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 2219344 is about 1489.7462871241. The cubic root of 2219344 is about 130.4392244027.

The spelling of 2219344 in words is "two million, two hundred nineteen thousand, three hundred forty-four".