23132535 has 16 divisors (see below), whose sum is σ = 37380960. Its totient is φ = 12214400.

The previous prime is 23132521. The next prime is 23132561. The reversal of 23132535 is 53523132.

It is a happy number.

It is not a de Polignac number, because 23132535 - 2⁷ = 23132407 is a prime.

It is a super-2 number, since 2×23132535² = 1070228351052450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6120 + ... + 9149.

It is an arithmetic number, because the mean of its divisors is an integer number (2336310).

Almost surely, 2^23132535 is an apocalyptic number.

23132535 is a deficient number, since it is larger than the sum of its proper divisors (14248425).

23132535 is a wasteful number, since it uses less digits than its factorization.

23132535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15378.

The product of its digits is 2700, while the sum is 24.

The square root of 23132535 is about 4809.6294036027. The cubic root of 23132535 is about 284.9319012427.

Adding to 23132535 its reverse (53523132), we get a palindrome (76655667).

The spelling of 23132535 in words is "twenty-three million, one hundred thirty-two thousand, five hundred thirty-five".