2250529 has 4 divisors (see below), whose sum is σ = 2258820. Its totient is φ = 2242240.

The previous prime is 2250509. The next prime is 2250559. The reversal of 2250529 is 9250522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1488400 + 762129 = 1220^2 + 873^2 .

It is a cyclic number.

It is not a de Polignac number, because 2250529 - 2⁷ = 2250401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2250509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3724 + ... + 4285.

It is an arithmetic number, because the mean of its divisors is an integer number (564705).

2^2250529 is an apocalyptic number.

It is an amenable number.

2250529 is a deficient number, since it is larger than the sum of its proper divisors (8291).

2250529 is an equidigital number, since it uses as much as digits as its factorization.

2250529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8290.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 2250529 is about 1500.1763229701. The cubic root of 2250529 is about 131.0473383294.

The spelling of 2250529 in words is "two million, two hundred fifty thousand, five hundred twenty-nine".