23432115 has 32 divisors (see below), whose sum is σ = 43900416. Its totient is φ = 10448640.

The previous prime is 23432107. The next prime is 23432141. The reversal of 23432115 is 51123432.

It is not a de Polignac number, because 23432115 - 2³ = 23432107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 23432091 and 23432100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1584 + ... + 7026.

It is an arithmetic number, because the mean of its divisors is an integer number (1371888).

Almost surely, 2^23432115 is an apocalyptic number.

23432115 is a deficient number, since it is larger than the sum of its proper divisors (20468301).

23432115 is a wasteful number, since it uses less digits than its factorization.

23432115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5499.

The product of its digits is 720, while the sum is 21.

The square root of 23432115 is about 4840.6729904012. The cubic root of 23432115 is about 286.1566414975.

Adding to 23432115 its reverse (51123432), we get a palindrome (74555547).

The spelling of 23432115 in words is "twenty-three million, four hundred thirty-two thousand, one hundred fifteen".