23432535 has 36 divisors (see below), whose sum is σ = 47252088. Its totient is φ = 10711008.

The previous prime is 23432527. The next prime is 23432537. The reversal of 23432535 is 53523432.

It is not a de Polignac number, because 23432535 - 2³ = 23432527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23432499 and 23432508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23432537) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3109 + ... + 7518.

It is an arithmetic number, because the mean of its divisors is an integer number (1312558).

Almost surely, 2^23432535 is an apocalyptic number.

23432535 is an abundant number, since it is smaller than the sum of its proper divisors (23819553).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23432535 is a wasteful number, since it uses less digits than its factorization.

23432535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10652 (or 10642 counting only the distinct ones).

The product of its digits is 10800, while the sum is 27.

The square root of 23432535 is about 4840.7163726044. The cubic root of 23432535 is about 286.1583511891.

Adding to 23432535 its reverse (53523432), we get a palindrome (76955967).

The spelling of 23432535 in words is "twenty-three million, four hundred thirty-two thousand, five hundred thirty-five".