23225615 has 8 divisors (see below), whose sum is σ = 31852320. Its totient is φ = 15926112.

The previous prime is 23225599. The next prime is 23225627. The reversal of 23225615 is 51652232.

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 23225615 - 2⁴ = 23225599 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331760 + ... + 331829.

It is an arithmetic number, because the mean of its divisors is an integer number (3981540).

Almost surely, 2^23225615 is an apocalyptic number.

23225615 is a deficient number, since it is larger than the sum of its proper divisors (8626705).

23225615 is an equidigital number, since it uses as much as digits as its factorization.

23225615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663601.

The product of its digits is 3600, while the sum is 26.

The square root of 23225615 is about 4819.2961104294. The cubic root of 23225615 is about 285.3135566123.

Adding to 23225615 its reverse (51652232), we get a palindrome (74877847).

The spelling of 23225615 in words is "twenty-three million, two hundred twenty-five thousand, six hundred fifteen".