23630573 has 2 divisors, whose sum is σ = 23630574. Its totient is φ = 23630572.

The previous prime is 23630557. The next prime is 23630597. The reversal of 23630573 is 37503632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16024009 + 7606564 = 4003^2 + 2758^2 .

It is a cyclic number.

It is not a de Polignac number, because 23630573 - 2⁴ = 23630557 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a plaindrome in base 11.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23630513) 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, 11815286 + 11815287.

It is an arithmetic number, because the mean of its divisors is an integer number (11815287).

Almost surely, 2^23630573 is an apocalyptic number.

It is an amenable number.

23630573 is a deficient number, since it is larger than the sum of its proper divisors (1).

23630573 is an equidigital number, since it uses as much as digits as its factorization.

23630573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 23630573 is about 4861.1287783806. The cubic root of 23630573 is about 286.9622381086.

The spelling of 23630573 in words is "twenty-three million, six hundred thirty thousand, five hundred seventy-three".