23272615 has 8 divisors (see below), whose sum is σ = 27956880. Its totient is φ = 18598272.

The previous prime is 23272603. The next prime is 23272621. The reversal of 23272615 is 51627232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23272615 - 2¹⁵ = 23239847 is a prime.

It is a super-2 number, since 2×23272615² = 1083229217876450, which contains 22 as substring.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 4447 + ... + 8143.

It is an arithmetic number, because the mean of its divisors is an integer number (3494610).

Almost surely, 2^23272615 is an apocalyptic number.

23272615 is a deficient number, since it is larger than the sum of its proper divisors (4684265).

23272615 is a wasteful number, since it uses less digits than its factorization.

23272615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4961.

The product of its digits is 5040, while the sum is 28.

The square root of 23272615 is about 4824.1698767767. The cubic root of 23272615 is about 285.5058830857.

Adding to 23272615 its reverse (51627232), we get a palindrome (74899847).

The spelling of 23272615 in words is "twenty-three million, two hundred seventy-two thousand, six hundred fifteen".