3245145 has 16 divisors (see below), whose sum is σ = 5271360. Its totient is φ = 1704384.

The previous prime is 3245131. The next prime is 3245153. The reversal of 3245145 is 5415423.

It is not a de Polignac number, because 3245145 - 2⁸ = 3244889 is a prime.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 610 + ... + 2619.

It is an arithmetic number, because the mean of its divisors is an integer number (329460).

Almost surely, 2^3245145 is an apocalyptic number.

It is an amenable number.

3245145 is a deficient number, since it is larger than the sum of its proper divisors (2026215).

3245145 is a wasteful number, since it uses less digits than its factorization.

3245145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3304.

The product of its digits is 2400, while the sum is 24.

The square root of 3245145 is about 1801.4285997508. The cubic root of 3245145 is about 148.0510081059.

The spelling of 3245145 in words is "three million, two hundred forty-five thousand, one hundred forty-five".