2404543 has 2 divisors, whose sum is σ = 2404544. Its totient is φ = 2404542.

The previous prime is 2404541. The next prime is 2404613. The reversal of 2404543 is 3454042.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2404543 - 2¹ = 2404541 is a prime.

Together with 2404541, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2404541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1202271 + 1202272.

It is an arithmetic number, because the mean of its divisors is an integer number (1202272).

2^2404543 is an apocalyptic number.

2404543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2404543 is an equidigital number, since it uses as much as digits as its factorization.

2404543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 2404543 is about 1550.6588922132. The cubic root of 2404543 is about 133.9710154879.

Adding to 2404543 its reverse (3454042), we get a palindrome (5858585).

The spelling of 2404543 in words is "two million, four hundred four thousand, five hundred forty-three".