2630423 has 2 divisors, whose sum is σ = 2630424. Its totient is φ = 2630422.

The previous prime is 2630399. The next prime is 2630429. The reversal of 2630423 is 3240362.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2630423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2630395 and 2630404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2630429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315211 + 1315212.

It is an arithmetic number, because the mean of its divisors is an integer number (1315212).

2^2630423 is an apocalyptic number.

2630423 is a deficient number, since it is larger than the sum of its proper divisors (1).

2630423 is an equidigital number, since it uses as much as digits as its factorization.

2630423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2630423 is about 1621.8578852662. The cubic root of 2630423 is about 138.0411380540.

Adding to 2630423 its reverse (3240362), we get a palindrome (5870785).

The spelling of 2630423 in words is "two million, six hundred thirty thousand, four hundred twenty-three".