2244539 has 8 divisors (see below), whose sum is σ = 2472768. Its totient is φ = 2020360.

The previous prime is 2244533. The next prime is 2244553. The reversal of 2244539 is 9354422.

2244539 = T₂₄ + T₂₅ + ... + T₂₃₇.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2244539 - 2⁸ = 2244283 is a prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 4 + 4³ + 5⁵ + 3⁸ + 9⁴ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2244533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224 + ... + 2130.

It is an arithmetic number, because the mean of its divisors is an integer number (309096).

2^2244539 is an apocalyptic number.

2244539 is a deficient number, since it is larger than the sum of its proper divisors (228229).

2244539 is a wasteful number, since it uses less digits than its factorization.

2244539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025.

The product of its digits is 8640, while the sum is 29.

The square root of 2244539 is about 1498.1785607864. The cubic root of 2244539 is about 130.9309699829.

The spelling of 2244539 in words is "two million, two hundred forty-four thousand, five hundred thirty-nine".