2423651 has 2 divisors, whose sum is σ = 2423652. Its totient is φ = 2423650.

The previous prime is 2423627. The next prime is 2423669. The reversal of 2423651 is 1563242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2423651 - 2¹⁰ = 2422627 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2423851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211825 + 1211826.

It is an arithmetic number, because the mean of its divisors is an integer number (1211826).

2^2423651 is an apocalyptic number.

2423651 is a deficient number, since it is larger than the sum of its proper divisors (1).

2423651 is an equidigital number, since it uses as much as digits as its factorization.

2423651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 2423651 is about 1556.8079521894. The cubic root of 2423651 is about 134.3249520488.

Adding to 2423651 its reverse (1563242), we get a palindrome (3986893).

The spelling of 2423651 in words is "two million, four hundred twenty-three thousand, six hundred fifty-one".