4321245 has 16 divisors (see below), whose sum is σ = 7137792. Its totient is φ = 2230080.

The previous prime is 4321243. The next prime is 4321259. The reversal of 4321245 is 5421234.

It is not a de Polignac number, because 4321245 - 2¹ = 4321243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4182 + ... + 5111.

It is an arithmetic number, because the mean of its divisors is an integer number (446112).

Almost surely, 2^4321245 is an apocalyptic number.

It is an amenable number.

4321245 is a deficient number, since it is larger than the sum of its proper divisors (2816547).

4321245 is a wasteful number, since it uses less digits than its factorization.

4321245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9332.

The product of its digits is 960, while the sum is 21.

The square root of 4321245 is about 2078.7604479593. The cubic root of 4321245 is about 162.8807010945.

Adding to 4321245 its reverse (5421234), we get a palindrome (9742479).

The spelling of 4321245 in words is "four million, three hundred twenty-one thousand, two hundred forty-five".