2043245 has 8 divisors (see below), whose sum is σ = 2467584. Its totient is φ = 1624144.

The previous prime is 2043199. The next prime is 2043257. The reversal of 2043245 is 5423402.

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

It is a cyclic number.

It is not a de Polignac number, because 2043245 - 2¹⁰ = 2042221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent 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, 389 + ... + 2058.

It is an arithmetic number, because the mean of its divisors is an integer number (308448).

2^2043245 is an apocalyptic number.

It is an amenable number.

2043245 is a deficient number, since it is larger than the sum of its proper divisors (424339).

2043245 is a wasteful number, since it uses less digits than its factorization.

2043245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2619.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2043245 is about 1429.4212115398. The cubic root of 2043245 is about 126.8937255479.

Adding to 2043245 its reverse (5423402), we get a palindrome (7466647).

It can be divided in two parts, 20 and 43245, that multiplied together give a square (864900 = 930²).

The spelling of 2043245 in words is "two million, forty-three thousand, two hundred forty-five".