2274239 has 4 divisors (see below), whose sum is σ = 2481000. Its totient is φ = 2067480.

The previous prime is 2274221. The next prime is 2274241. The reversal of 2274239 is 9324722.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2274239 - 2²⁰ = 1225663 is a prime.

It is a d-powerful number, because it can be written as 2 + 2¹⁵ + 7² + 4⁸ + 2²¹ + 3⁹ + 9⁵ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2274269) 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, 103364 + ... + 103385.

It is an arithmetic number, because the mean of its divisors is an integer number (620250).

2^2274239 is an apocalyptic number.

2274239 is a deficient number, since it is larger than the sum of its proper divisors (206761).

2274239 is a wasteful number, since it uses less digits than its factorization.

2274239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206760.

The product of its digits is 6048, while the sum is 29.

The square root of 2274239 is about 1508.0580227564. The cubic root of 2274239 is about 131.5059392904.

The spelling of 2274239 in words is "two million, two hundred seventy-four thousand, two hundred thirty-nine".