23032481 has 2 divisors, whose sum is σ = 23032482. Its totient is φ = 23032480.

The previous prime is 23032469. The next prime is 23032487. The reversal of 23032481 is 18423032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22648081 + 384400 = 4759^2 + 620^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23032481 is a prime.

It is a super-2 number, since 2×23032481² = 1060990362030722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23032487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11516240 + 11516241.

It is an arithmetic number, because the mean of its divisors is an integer number (11516241).

Almost surely, 2^23032481 is an apocalyptic number.

It is an amenable number.

23032481 is a deficient number, since it is larger than the sum of its proper divisors (1).

23032481 is an equidigital number, since it uses as much as digits as its factorization.

23032481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 23032481 is about 4799.2167069221. The cubic root of 23032481 is about 284.5205069627.

The spelling of 23032481 in words is "twenty-three million, thirty-two thousand, four hundred eighty-one".