12242315 has 8 divisors (see below), whose sum is σ = 15032688. Its totient is φ = 9565920.

The previous prime is 12242309. The next prime is 12242339. The reversal of 12242315 is 51324221.

12242315 = T₄₉₀ + T₄₉₁ + ... + T₅₇₅.

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

It is not a de Polignac number, because 12242315 - 2⁸ = 12242059 is a prime.

It is a Duffinian 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, 28256 + ... + 28685.

It is an arithmetic number, because the mean of its divisors is an integer number (1879086).

Almost surely, 2^12242315 is an apocalyptic number.

12242315 is a deficient number, since it is larger than the sum of its proper divisors (2790373).

12242315 is an equidigital number, since it uses as much as digits as its factorization.

12242315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56989.

The product of its digits is 480, while the sum is 20.

The square root of 12242315 is about 3498.9019706188. The cubic root of 12242315 is about 230.4735988006.

Adding to 12242315 its reverse (51324221), we get a palindrome (63566536).

The spelling of 12242315 in words is "twelve million, two hundred forty-two thousand, three hundred fifteen".