3200245 has 4 divisors (see below), whose sum is σ = 3840300. Its totient is φ = 2560192.

The previous prime is 3200213. The next prime is 3200251. The reversal of 3200245 is 5420023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5420023 = 7 ⋅774289.

It can be written as a sum of positive squares in 2 ways, for example, as 2537649 + 662596 = 1593^2 + 814^2 .

It is a cyclic number.

It is not a de Polignac number, because 3200245 - 2⁵ = 3200213 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320020 + ... + 320029.

It is an arithmetic number, because the mean of its divisors is an integer number (960075).

Almost surely, 2^3200245 is an apocalyptic number.

It is an amenable number.

3200245 is a deficient number, since it is larger than the sum of its proper divisors (640055).

3200245 is an equidigital number, since it uses as much as digits as its factorization.

3200245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640054.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 3200245 is about 1788.9228602710. The cubic root of 3200245 is about 147.3650206318.

Adding to 3200245 its reverse (5420023), we get a palindrome (8620268).

The spelling of 3200245 in words is "three million, two hundred thousand, two hundred forty-five".