2440353 has 8 divisors (see below), whose sum is σ = 3261568. Its totient is φ = 1623024.

The previous prime is 2440331. The next prime is 2440363. The reversal of 2440353 is 3530442.

It is a happy number.

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

It is not a de Polignac number, because 2440353 - 2¹² = 2436257 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2²¹ + 4² + 4⁹ + 0 + 3⁶ + 5⁷ + 3⁷ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2440313) 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, 1176 + ... + 2502.

It is an arithmetic number, because the mean of its divisors is an integer number (407696).

2^2440353 is an apocalyptic number.

It is an amenable number.

2440353 is a deficient number, since it is larger than the sum of its proper divisors (821215).

2440353 is a wasteful number, since it uses less digits than its factorization.

2440353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 2440353 is about 1562.1629236414. The cubic root of 2440353 is about 134.6328018573.

Adding to 2440353 its reverse (3530442), we get a palindrome (5970795).

The spelling of 2440353 in words is "two million, four hundred forty thousand, three hundred fifty-three".