2245345 has 16 divisors (see below), whose sum is σ = 2831760. Its totient is φ = 1707264.

The previous prime is 2245339. The next prime is 2245351. The reversal of 2245345 is 5435422.

It is an interprime number because it is at equal distance from previous prime (2245339) and next prime (2245351).

It can be written as a sum of positive squares in 8 ways, for example, as 576081 + 1669264 = 759^2 + 1292^2 .

It is a cyclic number.

It is not a de Polignac number, because 2245345 - 2²¹ = 148193 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 2²⁰ + 4 + 5² + 3⁹ + 4⁹ + 5⁸ .

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, 9691 + ... + 9919.

It is an arithmetic number, because the mean of its divisors is an integer number (176985).

2^2245345 is an apocalyptic number.

It is an amenable number.

2245345 is a deficient number, since it is larger than the sum of its proper divisors (586415).

2245345 is a wasteful number, since it uses less digits than its factorization.

2245345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324.

The product of its digits is 4800, while the sum is 25.

The square root of 2245345 is about 1498.4475299456. The cubic root of 2245345 is about 130.9466402731.

The spelling of 2245345 in words is "two million, two hundred forty-five thousand, three hundred forty-five".