23532015 has 16 divisors (see below), whose sum is σ = 40547808. Its totient is φ = 11584896.

The previous prime is 23532011. The next prime is 23532049. The reversal of 23532015 is 51023532.

It is not a de Polignac number, because 23532015 - 2² = 23532011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23531982 and 23532000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23532011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60144 + ... + 60533.

It is an arithmetic number, because the mean of its divisors is an integer number (2534238).

Almost surely, 2^23532015 is an apocalyptic number.

23532015 is a deficient number, since it is larger than the sum of its proper divisors (17015793).

23532015 is a wasteful number, since it uses less digits than its factorization.

23532015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120698.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 23532015 is about 4850.9808286572. The cubic root of 23532015 is about 286.5627297319.

Adding to 23532015 its reverse (51023532), we get a palindrome (74555547).

The spelling of 23532015 in words is "twenty-three million, five hundred thirty-two thousand, fifteen".