2245365 has 24 divisors (see below), whose sum is σ = 3990168. Its totient is φ = 1167360.

The previous prime is 2245357. The next prime is 2245379. The reversal of 2245365 is 5635422.

It can be written as a sum of positive squares in 4 ways, for example, as 4356 + 2241009 = 66^2 + 1497^2 .

It is not a de Polignac number, because 2245365 - 2³ = 2245357 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 2⁷ + 2²¹ + 4⁸ + 5⁵ + 3 + 6⁴ + 5⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1237 + ... + 2453.

It is an arithmetic number, because the mean of its divisors is an integer number (166257).

2^2245365 is an apocalyptic number.

It is an amenable number.

2245365 is a deficient number, since it is larger than the sum of its proper divisors (1744803).

2245365 is a wasteful number, since it uses less digits than its factorization.

2245365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269 (or 1266 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 2245365 is about 1498.4542035044. The cubic root of 2245365 is about 130.9470290663.

The spelling of 2245365 in words is "two million, two hundred forty-five thousand, three hundred sixty-five".