2645345 has 8 divisors (see below), whose sum is σ = 3312576. Its totient is φ = 2024176.

The previous prime is 2645341. The next prime is 2645359. The reversal of 2645345 is 5435462.

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 2645345 - 2² = 2645341 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2645341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11387 + ... + 11616.

It is an arithmetic number, because the mean of its divisors is an integer number (414072).

2^2645345 is an apocalyptic number.

It is an amenable number.

2645345 is a deficient number, since it is larger than the sum of its proper divisors (667231).

2645345 is a wasteful number, since it uses less digits than its factorization.

2645345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23031.

The product of its digits is 14400, while the sum is 29.

The square root of 2645345 is about 1626.4516592878. The cubic root of 2645345 is about 138.3016749863.

The spelling of 2645345 in words is "two million, six hundred forty-five thousand, three hundred forty-five".