2265045 has 32 divisors (see below), whose sum is σ = 3870720. Its totient is φ = 1128960.

The previous prime is 2265019. The next prime is 2265049. The reversal of 2265045 is 5405622.

2265045 = 112² + 113² + ... + 201².

It is not a de Polignac number, because 2265045 - 2⁷ = 2264917 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17772 + ... + 17898.

It is an arithmetic number, because the mean of its divisors is an integer number (120960).

2^2265045 is an apocalyptic number.

It is an amenable number.

2265045 is a deficient number, since it is larger than the sum of its proper divisors (1605675).

2265045 is a wasteful number, since it uses less digits than its factorization.

2265045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205.

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

The square root of 2265045 is about 1505.0066445036. The cubic root of 2265045 is about 131.3284882017.

The spelling of 2265045 in words is "two million, two hundred sixty-five thousand, forty-five".