2244001 has 4 divisors (see below), whose sum is σ = 2258452. Its totient is φ = 2229552.

The previous prime is 2243987. The next prime is 2244091. The reversal of 2244001 is 1004422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 216225 + 2027776 = 465^2 + 1424^2 .

It is a cyclic number.

It is not a de Polignac number, because 2244001 - 2¹³ = 2235809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2244091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6990 + ... + 7303.

It is an arithmetic number, because the mean of its divisors is an integer number (564613).

2^2244001 is an apocalyptic number.

It is an amenable number.

2244001 is a deficient number, since it is larger than the sum of its proper divisors (14451).

2244001 is a wasteful number, since it uses less digits than its factorization.

2244001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14450.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2244001 is about 1497.9989986646. The cubic root of 2244001 is about 130.9205080735.

Adding to 2244001 its reverse (1004422), we get a palindrome (3248423).

It can be divided in two parts, 224 and 4001, that added together give a square (4225 = 65²).

The spelling of 2244001 in words is "two million, two hundred forty-four thousand, one".