2250745 has 16 divisors (see below), whose sum is σ = 3120768. Its totient is φ = 1526400.

The previous prime is 2250713. The next prime is 2250761. The reversal of 2250745 is 5470522.

It is not a de Polignac number, because 2250745 - 2⁵ = 2250713 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3445 + ... + 4045.

It is an arithmetic number, because the mean of its divisors is an integer number (195048).

2^2250745 is an apocalyptic number.

It is an amenable number.

2250745 is a deficient number, since it is larger than the sum of its proper divisors (870023).

2250745 is a wasteful number, since it uses less digits than its factorization.

2250745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720.

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 2250745 is about 1500.2483127803. The cubic root of 2250745 is about 131.0515307244.

The spelling of 2250745 in words is "two million, two hundred fifty thousand, seven hundred forty-five".