12248457 has 8 divisors (see below), whose sum is σ = 17587584. Its totient is φ = 7537488.

The previous prime is 12248429. The next prime is 12248461. The reversal of 12248457 is 75484221.

12248457 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12248457 - 2¹² = 12244361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12248477) by changing a digit.

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, 156993 + ... + 157070.

It is an arithmetic number, because the mean of its divisors is an integer number (2198448).

Almost surely, 2^12248457 is an apocalyptic number.

It is an amenable number.

12248457 is a deficient number, since it is larger than the sum of its proper divisors (5339127).

12248457 is a wasteful number, since it uses less digits than its factorization.

12248457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314079.

The product of its digits is 17920, while the sum is 33.

The square root of 12248457 is about 3499.7795644869. The cubic root of 12248457 is about 230.5121354167.

The spelling of 12248457 in words is "twelve million, two hundred forty-eight thousand, four hundred fifty-seven".