23488489 has 2 divisors, whose sum is σ = 23488490. Its totient is φ = 23488488.

The previous prime is 23488481. The next prime is 23488499. The reversal of 23488489 is 98488432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19954089 + 3534400 = 4467^2 + 1880^2 .

It is a cyclic number.

It is not a de Polignac number, because 23488489 - 2³ = 23488481 is a prime.

It is not a weakly prime, because it can be changed into another prime (23488481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11744244 + 11744245.

It is an arithmetic number, because the mean of its divisors is an integer number (11744245).

Almost surely, 2^23488489 is an apocalyptic number.

It is an amenable number.

23488489 is a deficient number, since it is larger than the sum of its proper divisors (1).

23488489 is an equidigital number, since it uses as much as digits as its factorization.

23488489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 442368, while the sum is 46.

The square root of 23488489 is about 4846.4924429942. The cubic root of 23488489 is about 286.3859404022.

The spelling of 23488489 in words is "twenty-three million, four hundred eighty-eight thousand, four hundred eighty-nine".