2250775 has 6 divisors (see below), whose sum is σ = 2790992. Its totient is φ = 1800600.

The previous prime is 2250769. The next prime is 2250779. The reversal of 2250775 is 5770522.

It is not a de Polignac number, because 2250775 - 2⁹ = 2250263 is a prime.

It is a Duffinian number.

2250775 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2250779) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44991 + ... + 45040.

2^2250775 is an apocalyptic number.

2250775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2250775 is a deficient number, since it is larger than the sum of its proper divisors (540217).

2250775 is an equidigital number, since it uses as much as digits as its factorization.

2250775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90041 (or 90036 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 28.

The square root of 2250775 is about 1500.2583110918. The cubic root of 2250775 is about 131.0521129803.

It can be divided in two parts, 2250 and 775, that added together give a square (3025 = 55²).

The spelling of 2250775 in words is "two million, two hundred fifty thousand, seven hundred seventy-five".