12298285 has 4 divisors (see below), whose sum is σ = 14757948. Its totient is φ = 9838624.

The previous prime is 12298283. The next prime is 12298309. The reversal of 12298285 is 58289221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1454436 + 10843849 = 1206^2 + 3293^2 .

It is a cyclic number.

It is not a de Polignac number, because 12298285 - 2¹ = 12298283 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12298283) 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 3 ways as a sum of consecutive naturals, for example, 1229824 + ... + 1229833.

It is an arithmetic number, because the mean of its divisors is an integer number (3689487).

Almost surely, 2^12298285 is an apocalyptic number.

It is an amenable number.

12298285 is a deficient number, since it is larger than the sum of its proper divisors (2459663).

12298285 is an equidigital number, since it uses as much as digits as its factorization.

12298285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459662.

The product of its digits is 23040, while the sum is 37.

The square root of 12298285 is about 3506.8910733013. The cubic root of 12298285 is about 230.8242949654.

The spelling of 12298285 in words is "twelve million, two hundred ninety-eight thousand, two hundred eighty-five".