23272115 has 16 divisors (see below), whose sum is σ = 28618752. Its totient is φ = 18162144.

The previous prime is 23272091. The next prime is 23272127. The reversal of 23272115 is 51127232.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23272115 - 2¹⁰ = 23271091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42272 + ... + 42818.

It is an arithmetic number, because the mean of its divisors is an integer number (1788672).

Almost surely, 2^23272115 is an apocalyptic number.

23272115 is a deficient number, since it is larger than the sum of its proper divisors (5346637).

23272115 is a wasteful number, since it uses less digits than its factorization.

23272115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746.

The product of its digits is 840, while the sum is 23.

The square root of 23272115 is about 4824.1180541110. The cubic root of 23272115 is about 285.5038384227.

Adding to 23272115 its reverse (51127232), we get a palindrome (74399347).

The spelling of 23272115 in words is "twenty-three million, two hundred seventy-two thousand, one hundred fifteen".