23528963 has 2 divisors, whose sum is σ = 23528964. Its totient is φ = 23528962.

The previous prime is 23528917. The next prime is 23528983. The reversal of 23528963 is 36982532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23528963 - 2⁶ = 23528899 is a prime.

It is a super-2 number, since 2×23528963² = 1107224199710738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23528983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11764481 + 11764482.

It is an arithmetic number, because the mean of its divisors is an integer number (11764482).

Almost surely, 2^23528963 is an apocalyptic number.

23528963 is a deficient number, since it is larger than the sum of its proper divisors (1).

23528963 is an equidigital number, since it uses as much as digits as its factorization.

23528963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 23528963 is about 4850.6662428990. Note that the first 3 decimals coincide. The cubic root of 23528963 is about 286.5503405497.

The spelling of 23528963 in words is "twenty-three million, five hundred twenty-eight thousand, nine hundred sixty-three".