2440273 has 8 divisors (see below), whose sum is σ = 2680416. Its totient is φ = 2203200.

The previous prime is 2440271. The next prime is 2440297. The reversal of 2440273 is 3720442.

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 2440273 - 2¹ = 2440271 is a prime.

It is a Duffinian number.

2440273 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2440271) 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, 1113 + ... + 2473.

It is an arithmetic number, because the mean of its divisors is an integer number (335052).

2^2440273 is an apocalyptic number.

It is an amenable number.

2440273 is a deficient number, since it is larger than the sum of its proper divisors (240143).

2440273 is a wasteful number, since it uses less digits than its factorization.

2440273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 2440273 is about 1562.1373179077. The cubic root of 2440273 is about 134.6313306573.

The spelling of 2440273 in words is "two million, four hundred forty thousand, two hundred seventy-three".