3245745 has 16 divisors (see below), whose sum is σ = 5231232. Its totient is φ = 1718400.

The previous prime is 3245729. The next prime is 3245747. The reversal of 3245745 is 5475423.

It is not a de Polignac number, because 3245745 - 2⁴ = 3245729 is a prime.

3245745 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3245747) 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, 1549 + ... + 2981.

It is an arithmetic number, because the mean of its divisors is an integer number (326952).

Almost surely, 2^3245745 is an apocalyptic number.

It is an amenable number.

3245745 is a deficient number, since it is larger than the sum of its proper divisors (1985487).

3245745 is a wasteful number, since it uses less digits than its factorization.

3245745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592.

The product of its digits is 16800, while the sum is 30.

The square root of 3245745 is about 1801.5951265476. The cubic root of 3245745 is about 148.0601320054.

The spelling of 3245745 in words is "three million, two hundred forty-five thousand, seven hundred forty-five".