2144355 has 16 divisors (see below), whose sum is σ = 3490560. Its totient is φ = 1123808.

The previous prime is 2144323. The next prime is 2144369. The reversal of 2144355 is 5534412.

It is a cyclic number.

It is not a de Polignac number, because 2144355 - 2⁵ = 2144323 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327 + ... + 2096.

It is an arithmetic number, because the mean of its divisors is an integer number (218160).

2^2144355 is an apocalyptic number.

2144355 is a deficient number, since it is larger than the sum of its proper divisors (1346205).

2144355 is a wasteful number, since it uses less digits than its factorization.

2144355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2490.

The product of its digits is 2400, while the sum is 24.

The square root of 2144355 is about 1464.3616356624. The cubic root of 2144355 is about 128.9532310479.

Adding to 2144355 its reverse (5534412), we get a palindrome (7678767).

The spelling of 2144355 in words is "two million, one hundred forty-four thousand, three hundred fifty-five".