23628211 has 2 divisors, whose sum is σ = 23628212. Its totient is φ = 23628210.

The previous prime is 23628151. The next prime is 23628221. The reversal of 23628211 is 11282632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23628211 - 2⁷ = 23628083 is a prime.

It is not a weakly prime, because it can be changed into another prime (23628221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11814105 + 11814106.

It is an arithmetic number, because the mean of its divisors is an integer number (11814106).

Almost surely, 2^23628211 is an apocalyptic number.

23628211 is a deficient number, since it is larger than the sum of its proper divisors (1).

23628211 is an equidigital number, since it uses as much as digits as its factorization.

23628211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 25.

The square root of 23628211 is about 4860.8858246209. The cubic root of 23628211 is about 286.9526766619.

The spelling of 23628211 in words is "twenty-three million, six hundred twenty-eight thousand, two hundred eleven".