2440523 has 2 divisors, whose sum is σ = 2440524. Its totient is φ = 2440522.

The previous prime is 2440517. The next prime is 2440541. The reversal of 2440523 is 3250442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2440523 - 2⁸ = 2440267 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2440495 and 2440504.

It is not a weakly prime, because it can be changed into another prime (2440513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220261 + 1220262.

It is an arithmetic number, because the mean of its divisors is an integer number (1220262).

2^2440523 is an apocalyptic number.

2440523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440523 is an equidigital number, since it uses as much as digits as its factorization.

2440523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2440523 is about 1562.2173344321. The cubic root of 2440523 is about 134.6359280505.

Adding to 2440523 its reverse (3250442), we get a palindrome (5690965).

The spelling of 2440523 in words is "two million, four hundred forty thousand, five hundred twenty-three".