23539463 has 2 divisors, whose sum is σ = 23539464. Its totient is φ = 23539462.

The previous prime is 23539459. The next prime is 23539487. The reversal of 23539463 is 36493532.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23539463 - 2² = 23539459 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23539403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11769731 + 11769732.

It is an arithmetic number, because the mean of its divisors is an integer number (11769732).

Almost surely, 2^23539463 is an apocalyptic number.

23539463 is a deficient number, since it is larger than the sum of its proper divisors (1).

23539463 is an equidigital number, since it uses as much as digits as its factorization.

23539463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 35.

The square root of 23539463 is about 4851.7484477248. The cubic root of 23539463 is about 286.5929593868.

The spelling of 23539463 in words is "twenty-three million, five hundred thirty-nine thousand, four hundred sixty-three".